Health news, tips and features: Healia Health Blog

March 2009

March 31st, 2009

Weight gain during infancy may lead to obesity in toddlers

While obesity prevention has long been the focus of figure-conscious adults, a new Harvard Medical School study suggests that parents should also monitor the weight of their infant children. The study, released Monday and published in the April issue of Pediatrics, found that rapid weight gain during the first six months of life may put children at risk for obesity by the age of three.

"At first it may seem implausible that weight gain over just a few months early in infancy could have long-term health consequences, but it makes sense because so much of human development takes place during that period - and even before birth," says Matthew Gillman, M.D., S.M., the study’s senior author, and director of the Harvard Medical School Department of Ambulatory Care and Prevention’s Obesity Prevention Program.

Researchers documented the weights of 559 infants at birth, at six months and at three years of age. They then studied the correlation between the children’s initial weight gains during the first six months of life and the children’s weights at age three. The study showed that the children heaviest at birth and those who gained the most weight by six months together were 40 percent more likely to be obese by their third year.

"There is increasing evidence that rapid changes in weight during infancy increase children's risk of later obesity," says the study’s lead author, Elsie Taveras, M.D., M.P.H., assistant professor in the Harvard Medical School Department of Ambulatory Care and Prevention and co-director of the One Step Ahead clinic, a pediatric overweight prevention program at Children's Hospital Boston. "The mounting evidence suggests that infancy may be a critical period during which to prevent childhood obesity and its related consequences.”

According to a study released in the April 2007 issue of Acta Paediactrica, roughly 20 percent of four year-olds were considered overweight or obese in 2002, compared to just 10 percent in 1982. With such a startling rise in childhood obesity, proper nutrition must be emphasized at an increasingly younger age.

“[The Harvard Medical School study] data clearly shows how the earliest interventions might actually have very long-term benefits," Taveras says.

To learn more about infant and toddler health, join Healia’s Infant and Toddler Health Community Support Group. For more information about obesity, visit the Healia Obesity/Overweight Health Guide.


Sources: HarvardScience Medicine&Health, “Infant weight gain linked to childhood obesity: Early interventions may have long-term benefits.” Web release, 3/30/2009. By: David Cameron, Harvard Medical School. (http://www.harvardscience.harvard.edu/medicine-health/articles/infant-weight-gain-linked-childhood-obesity)

    “Weight Status in the First 6 Months of Life and Obesity at 3 Years of Age.” Elsie M. Taveras, Sheryl L. Rifas-Shiman, Mandy B. Belfort, Ken P. Kleinman, Emily Oken, and Matthew W. Gillman. Pediatrics 2009; 123: 1177-1183.  (http://pediatrics.aappublications.org/current.shtml)



Photo: iwantBDphotography, Flickr, Creative Commons
March 30th, 2009

Top 10 States with the Highest Rate of Preterm Births


While the percentage of babies born prematurely has risen by one-third since the 1980s, the rate dropped by 1 percent in 2007 compared to the previous year to a rate of 12.7 percent. Premature or preterm babies are defined as those born before the 37th week of pregnancy. Babies born between the 37th and 40th week are considered full-term. This data comes from a recent national vital statistics report from the National Center for Health Statistics, a part of the CDC, called Births: Preliminary data for 2007. The report contains data on all births in the U.S. during 2007, including information on the rates of premature in each state. Several states still have relatively high rate of premature births and the top 10 are listed below, with the percentage of all live births that were premature appearing in parentheses.

The top 10 states with the highest rates of preterm births are:

Mississippi (18.3%)
Alabama (16.6%)
Louisiana (16.5%)
South Carolina (15.5%)
Kentucky (15.2%)
Delaware (14.3%)
Nevada (14.3%)
Tennessee (14.2%)
Arkansas (13.9%)
West Virginia (13.9%)


For more information about birth, join the Healia Online Community for Pregnancy or the Healia Online Support Group for Childbirth. Find out more about pregnancy by reading the Healia Health Guide to Pregnancy.

Source: National Center for Health Statistics, National vital statistics reports, Births: Preliminary data for 2007, Web release 03/09; vol 57 no 12. http://www.cdc.gov/nchs/data/nvsr/nvsr57/nvsr57_12.pdf

Photo: César Rincón, Flickr, Creative Commons
March 30th, 2009

Federal Government Calls for Action on Healthcare Reform This Year

operating roomHealthcare reform is needed this year because of increasing healthcare costs, decreasing access to care and worsening gaps in coverage, according to a government report released on Monday by the US Department of Health and Human Services.

According to the report, the United States spent about $2.2 trillion on health care in 2007 or about $7,421 per person.  As a percentage of GDP, it is almost twice what other developed countries spend. After doubling from 1996 to 2006, health care costs are projected to rise to 25% of GDP in 2025 and 49% in 2082. In 2007 and 2008, about 87 million people were uninsured on at least a temporary basis. And the United States achieved an overall score of 65 out of a possible 100 when rated across 37 performance indicators of quality of care.

The White House and Congress have signaled that healthcare reform should be accomplished this year. But several controversial issues that have doomed previous efforts at healthcare reform will need to be addressed. One issue is how to provide coverage to the uninsured. Should the government setup a federal health insurance plan and use its size and clout to drive down costs and compete with private insurance companies? Should the government mandate that everyone – healthy or sick -- get health insurance coverage? Insurance companies have indicated support for a government mandate for coverage as a core requirement for attaining universal healthcare coverage. Their argument is that universal coverage is only feasible if the insurance risk is spread across the entire population.

What do you think about healthcare reform and health insurance? Share your thoughts about healthcare reform on Healia’s Online Community on Health Insurance.


Photo: daniel.baker, Flickr, Creative Commons
March 27th, 2009

Pets Responsible for more than 86,000 Falls each Year

Cat underfootThe U.S. Centers for Disease Control and Prevention (CDC) released a report today showing that more than 86,000 people are injured each year in falls caused by their cats and dogs, for an average annual injury rate of 29.7 per 100,000 people. Most of the injuries caused by pets were minor, but nearly 10 percent were serious enough to require hospitalization.

CDC researchers examined records from the emergency departments at 66 U.S. hospitals for the years 2001 through 2006 looking for mentions of dogs and cats involved in nonfatal injuries. According to the report, injuries related to falls caused by pets have never really been examined.

The results of the study show that nearly 88% of injuries caused by pet-related falls were associated with dogs, and females were 2.1 times more likely to be injured than males. Senior citizens were also disproportionately affected, with the rate of pet-related injuries nearly twice as high for people 75 and older. Overall, falls caused by pets account for only about one percent of all injuries from falls.

Nearly 62 percent of dog-related injuries occurred inside or immediately outside the home. Thirty-one percent of those cases involved falling or tripping over a dog. Other common dog-related falls occurred when someone was startled, pushed or pulled off balance during a walk, or fell down while chasing after a runaway dog.

Most falls involving cats occurred at home, with 66 percent due to the person falling or tripping over the cat. This will come as no surprise to cat owners, who may feel like their cat it is always underfoot.

The CDC released the report to educate the public on the dangers of such injuries and to suggest strategies for prevention. According to the report, such strategies should focus on increasing public awareness of pets and pet items as fall hazards and reinforcing American Veterinary Medical Association recommendations emphasizing obedience training for dogs.

For more information on safety in the home, join the Healia Online Community for Environmental Health.




Photo: Mr. T in DC, Flickr, Creative Commons

March 27th, 2009

Prescription Drugs Found in Fish Across the U.S.

Freshwater fish contaiminated with drugsA study released this week by Baylor University shows that fish caught in five rivers across the U.S. harbor low-levels of several pharmaceuticals, including drugs that lower cholesterol levels, antidepressants, anti-convulsants, and drugs that treat allergies, high blood pressure, and bipolar disorder. The study was the first to examine the levels of pharmaceuticals in freshwater fish on a national scale.

Researchers took fish from rivers in Chicago, Dallas, Orlando, Phoenix, and Philadelphia, all of which collect the outflow from wastewater treatment plants. For comparison, they also tested fish from a river in New Mexico that is unaffected by human pollution.

Scientists tested the fish for the presence of 24 different pharmaceuticals and 12 chemicals found in beauty products. They found trace amounts of seven pharmaceuticals and two chemicals form beauty products in fish at all five river sites. The drugs included gemfibrozil, diphenhydramine, carbamazepine, norfluoxetine, fluoxetine and sertraline. The chemicals they found were galaxolide and tonalide, which are fragrances used in soap and other beauty products. None of the drugs or chemicals were found at the New Mexico river site.

While the amounts of the drugs found in the fish were very low – hundreds of thousands of times less than a therapeutic dose – what has the researchers and the Environmental Protection Agency (EPA) concerned is the effects of long-term consumption of trace amounts of medicines, especially in unknown combinations. Some evidence suggests that combinations of these pharmaceuticals, even in small amounts, could have a negative effect on the growth of human cells.

It is likely that fish absorb the pharmaceuticals because the rivers they live in are contaminated with traces of drugs that are not removed in wastewater treatment plants. Most of the drugs come from the un-metabolized byproducts of pharmaceuticals that people have taken and then excreted, while a smaller amount comes from unused drugs dumped down the drain.

A year ago, a separate study found trace amounts of pharmaceuticals in the drinking water of several major metropolitan areas.

For more information on chemical pollution, join the Healia Online Community for Environmental Health.


Photo: kasperbs, Flickr, Creative Commons

March 25th, 2009

The Top 10 States with the Lowest Rates of Alzheimer’s Disease Deaths

Alzheimer's disease coupleIn its 2009 Alzheimer’s Disease Facts and Figures report released this week, the Alzheimer’s Association notes that Alzheimer’s disease is now the sixth leading cause of death in the United States. The report also points out that deaths from the disease are expected to rise precipitously in the next 15 years as the Baby Boom generation reaches their 70s. Deaths attributed to Alzheimer’s disease increased 47.1 percent from 2000 to 2006, while deaths attributed to heart disease, the leading cause of death for both men and women in the U.S., declined by 11.5 percent in that time.

The report also includes data on Alzheimer’s disease deaths in each state. Below is a list of the top 10 states with the lowest rate of deaths attributed to Alzheimer’s disease; the age-adjusted death rates per 100,000 state residents are shown in parentheses. Age-adjusted rates account for the effect of age disparities in the populations being examined, which allows for reliable comparisons among states. For example, Florida has a large number of elderly residents, and, without any rate adjustments, would have a much higher Alzheimer’s death rate than a state with a younger average population; age-adjusted rates remove this effect.

The top 10 states with the lowest rates of Alzheimer’s disease deaths are:

  1. New York (age-adjusted death rate per 100,000 = 9.2)
  2. Hawaii (11.4)
  3. Connecticut (16.1)
  4. Nevada (17.1)
  5. Maryland (17.5)
  6. New Jersey (17.6)
  7. New Mexico (18.3)
  8. Florida (18.4)
  9. Rhode Island (18.8)
  10. Pennsylvania (18.9)

If you would like to learn more about Alzheimer’s disease, read the Healia Health Guide to Alzheimer’s Disease. To share your experiences with Alzheimer’s or as a caregiver of an Alzheimer’s patient, join the Healia Support Group for Alzheimer’s Disease.

Related blog post: Top 10 States for Alzheimer’s Disease Deaths


 

Source: Alzheimer’s Association, 2009 Alzheimer’s Disease Facts and Figures, 3/09. http://www.alz.org/national/documents/report_alzfactsfigures2009.pdf

Photo: without you., Flickr, Creative Commons

March 24th, 2009

Top 10 States for Alzheimer’s Disease Deaths

The Alzheimer’s Association today released a report entitled 2009 Alzheimer’s Disease Facts and Figures which includes information on the prevalence and cost of this devastating brain disease. The report notes that Alzheimer’s disease is now the sixth leading cause of death in the United States, and points out that deaths from the disease are expected to rise precipitously in the next 15 years as the Baby Boom generation reaches their 70s. Deaths attributed to Alzheimer’s disease increased 47.1 percent from 2000 to 2006, while deaths attributed to heart disease, the leading cause of death for both men and women in the U.S., declined by 11.5 percent in that time.

The report also includes data on Alzheimer’s disease deaths in each state. Below is a list of top 10 states for deaths attributed to Alzheimer’s disease, with the age-adjusted rates per 100,000 state residents shown in parentheses. Age-adjusted rates account for the effect of age disparities in the populations being examined, which allows for reliable comparisons among states. For example, Florida has a large number of elderly residents, and, without any rate adjustments, would have a much higher Alzheimer’s death rate than a state with a younger average population; age-adjusted rates remove this effect.

The top 10 states with the highest rates of Alzheimer’s disease deaths are:

  1. Tennessee (age-adjusted death rate per 100,000 = 36.2)
  2. Washington (35.9)
  3. Louisiana (34.2)
  4. Alabama (33.2)
  5. South Carolina (32.4)
  6. Arizona (31.3)
  7. N Dakota (29.8)
  8. N Carolina (29.5)
  9. Idaho (29.4)
  10. Maine (29.1)

If you would like to learn more about Alzheimer’s disease, read the Healia Health Guide to Alzheimer’s Disease. To share your experiences with Alzheimer’s or as a caregiver of an Alzheimer’s patient, join the Healia Support Group for Alzheimer’s Disease.



Source: Alzheimer’s Association, 2009 Alzheimer’s Disease Facts and Figures, 3/09. http://www.alz.org/national/documents/report_alzfactsfigures2009.pdf

Photo: *Ann Gordon, Flickr, Creative Commons

March 24th, 2009

Eating Red Meat may Increase Risk of Death

Red meat kills?A new study finds that eating large amounts of red meat may increase the risk of death. Researchers at the National Cancer Institute undertook one of the largest studies ever to look at the connection between red meat consumption and health and found that the people who eat the most red meat, which includes beef and pork products, are at greater risk of dying than those who eat the least red meat. The study also found a more modest increase in the risk of death associated with eating processed meats such as hot dogs and cold cuts.

The study, which appears in the Archives of Internal Medicine, examines records from more than 500,000 individuals between the ages of 50 and 71 who took part in the National Institutes of Health-AARP Diet and Health Study. Participants provided demographic information and completed a food frequency questionnaire to estimate their intake of white, red and processed meats.

After 10 years, the people in the top one-fifth for red meat consumption – who consumed the equivalent of a quarter-pounder or a small steak every day – were more likely to have died than those who were in the bottom one-fifth for red meat consumption – who ate the equivalent of a small steak each week. The researchers estimate that 11 percent of deaths in men and 16 percent of deaths in women could be prevented if people decreased their red meat consumption to the level that those in the lowest one-fifth consume.

Eating more red meat increased the risk of death by any cause by 31 percent for men and 36 percent for women. The risk of cancer death increased 22 percent for men and 20 percent for women and the risk of death due to cardiovascular disease increased 27 percent for men and 50 percent for women. The risk of death was also higher for men and women who ate the most processed meats but the size of the increase was about half that seen for red meat. The researchers took into account other risk factors for death such as smoking, family history of cancer, and high body mass index.

On the other hand, the researchers found a small decrease in the risk of overall death and cancer death for both men and women with the highest intake of white meat, such as chicken, turkey, and fish, compared to those who ate the least amount of white meat.

Red meat may contribute increase the risk of death in several ways. Cooking red meat at high temperatures creates cancer-causing compounds. Red meat is also a source of saturated fat, which has been tied to an increase in the risk of some cancers and also increases several measures associated with heart disease, including blood pressure and LDL ("bad") cholesterol levels.

While the large study seems to strongly support the contention that red meat can be bad for your health, there are some limitations. For one, the participants in the National Institutes of Health-AARP Diet and Health Study tend to be healthier than same-aged people who are not in the AARP so it is unclear whether the results will apply to everyone. Also, the study relied on people's memory of what they ate, which can be faulty, and only asked them about their meat consumption at the outset of the study, meaning any changes in diet that occurred during the study were not taken into account.

Note that the study does not conclude that cutting out red meat completely may improve your health; there was no comparison group in the study that ate no red meat. Nonetheless, if you are in the top fifth for red meat or processed meat consumption, you may want to consider eating less of these things and perhaps replacing them in your diet with another source of protein such as white meat, nuts, beans, egg, or dairy products.

Want to learn more about a healthy, balanced diet? Join the Healia Community for Diet and Nutrition. To find out more about heart disease and your diet, read the Healia Health Guide to Heart Disease.



Photo: ThisParticularGreg, Flickr, Creative Commons

March 23rd, 2009

Simple Infection Control Techniques and “Positive Deviance” Reduce MRSA Infections in Hospitals

hospital handwashing signAccording to a new report, a novel program to prevent methicillin-resistant Staphylococcus aureus (MRSA) infections using simple infection control techniques and behavioral change reduced the incidence of MRSA infections from 26 to 62 percent at participating hospitals. Epidemiologists at the Centers for Disease Control and Prevention (CDC) conducted the analysis and presented their findings at the Society for Healthcare Epidemiology of America's 19th Annual Scientific Meeting this past Saturday.

The three hospitals involved in the study screened all patients admitted to a pilot unit for MRSA, isolated all MRSA-positive patients, and had strict hand washing and infection control procedures. They also employed an approach called Positive Deviance; this model is based on the notion that every organization has certain people (called "Positive Deviants") who function more effectively than others with the exact same resources and conditions.  In this context, the Positive Deviance approach helps identify and spread effective MRSA prevention practices to every person who comes into contact with patients. Funding for the MRSA prevention program came from the Robert Wood Johnson Foundation (RWJF).

The CDC estimates that nearly 100,000 Americans acquire invasive MRSA infections each year and about 86 percent of invasive MRSA infections are associated with health care facilities. It is encouraging that simple, cost-effective approaches to changing caregiver behavior in hospitals, such as Positive Deviance, can have a significant impact on reducing MRSA infections.

For more information about MRSA, see our previous tips for preventing MRSA infections or post a question about MRSA on our online community.  

Photo: skampy, Flickr, Creative Commons

March 20th, 2009

Michelle Obama Starts White House Organic Garden to Promote Healthy Eating

kitchen gardenIn an effort to educate the American public about healthy eating, First Lady Michelle Obama broke ground today on a new organic garden on the South lawn of the White House.  Along with local elementary school students, she prepared the soil for the first working kitchen garden at the White House since Eleanor Roosevelt’s "victory garden” during World War II.

Michelle Obama hopes that the garden can help people better understand where their food comes from and how to make healthier food choices to combat obesity in the United States. She also mentioned how getting her children, Sasha and Malia, involved in growing a vegetable garden makes them more curious about fresh fruits and vegetables and encourages them to try eating them.

Advocates for organic and locally grown food have long promoted the idea of kitchen gardens as a way for people to eat healthfully and cost-effectively in tough economic times.

If you are interested in starting an organic garden, call your local agricultural extension service or the USDA for resources. Share your ideas for healthy eating on Healia Communities or learn more about weight management.

Photo: Mr. Marshall, Flickr, Creative Commons

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