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Tuesday, Mar. 31st 2009
April 1, 2009 — The active chemical in
cells by essentially helping them feed upon themselves, researchers in Spain report.
Guillermo Velasco and colleagues at Complutense University in Spain have found that the active ingredient in marijuana, THC, causes brain
cells to undergo a process called autophagy. Autophagy is the breakdown of a cell that occurs when the cell essentially self-digests.
. When mice with the human brain cancer cells
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Tuesday, Mar. 31st 2009
March 31, 2009 — Bedbugs may be getting a bad rap. The blood-sucking bugs have been thought to carry a host of different diseases, but a new review of research on the pesky critters suggests they may be less harmful than previously thought.
Researchers say bedbugs have been known as a human parasite for thousands of years, but scientific studies of the insect have been limited.
In the study, researchers reviewed 53 recent studies on bedbugs and
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Tuesday, Mar. 31st 2009
March 30, 2009 — Babies who
quickly in the first six months of life may be more likely to be obese by age 3, according to a new study.
“There is increasing evidence that rapid changes in
during infancy increase children’s risk of later obesity,” says researcher Elsie Taveras, MD, PhD, of Harvard Medical School, in a news release. “The mounting evidence suggests that infancy may be a critical period during which to prevent
and its related
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Tuesday, Mar. 31st 2009
March 31, 2009 — When your gym teacher told you to run a mile, you wondered whether it was better to go fast and get it over with or go slow and try to conserve energy. Which approach would make you more tired?
The answer to this riddle, according to a new study, is that each person has an optimal pace in which they can cover the greatest distance using the least amount of energy. This information, interesting to runners and trainers, also offers
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Monday, Mar. 30th 2009
March 31, 2009 (Orlando) — Ironmen, beware: Triathlons can be downright deadly.
Participants in the swim-bike-run competitions face twice the risk of sudden death as marathoners, according to the first study to look at the issue.
leg, says study leader Kevin Harris, MD, of the Minneapolis Heart Institute.
Overall, the rate of sudden death was 15 per million participants, the study showed. “While not a large risk, this is not an inconsequential
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Monday, Mar. 30th 2009
March 31, 2009 — As many as 7% of patients treated at a large U.S. hospital received enough radiation exposure from repeated CT scans to increase their
risk, according to a new study.
One in three patients included in the study from Harvard University’s Brigham and Women’s Hospital had undergone five or more CT examinations and one in 20 had more than 22 CT scans.
The findings confirm a modest but clinically significant increase in cancer
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Monday, Mar. 30th 2009
March 30, 2009 — Babies who
quickly in the first six months of life may be more likely to be obese by age 3, according to a new study.
“There is increasing evidence that rapid changes in
during infancy increase children’s risk of later obesity,” says researcher Elsie Taveras, MD, PhD, of Harvard Medical School, in a news release. “The mounting evidence suggests that infancy may be a critical period during which to prevent
and its related
Read the rest of this entry »
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Monday, Mar. 30th 2009
March 31, 2009 (Orlando, Fla.) — Using the Internet to stay in touch with your doctor between checkups can help you control
, a study shows.
“Internet-based telemedicine systems allow patients to report blood pressure readings to their doctors and receive feedback as to how close they are to reaching treatment goals,” says study researcher Alfred Bove, MD. Bove is incoming president of the American College of Cardiology (ACC) and emeritus professor
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Posted by admin
Monday, Mar. 30th 2009
March 30, 2009 — Babies who
quickly in the first six months of life may be more likely to be obese by age 3, according to a new study.
“There is increasing evidence that rapid changes in
during infancy increase children’s risk of later obesity,” says researcher Elsie Taveras, MD, PhD, of Harvard Medical School, in a news release. “The mounting evidence suggests that infancy may be a critical period during which to prevent
and its related
Read the rest of this entry »
Posted by admin
Monday, Mar. 30th 2009
March 30, 2009 — Despite a possible connection between prenatal
and autism, researchers in Denmark say the pain of losing a loved one during or just before
does not increase the baby’s risk of autism later in life.
Medical evidence has suggested that emotional trauma during or in the year prior to pregnancy may make a woman more likely to give birth to a child who will later develop autism. Although the overall
remains highly debated and
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