Health & Medicine
- Health & Medicine
Girl athletes’ energy crisis
Lack of regular periods in teenage female athletes stems from a hormone imbalance arising from inadequate energy intake.
By Nathan Seppa - Health & Medicine
Cooking cancer cells
A new technique combining antibodies, carbon nanotubes and near-infrared light holds promise for treating malignancies, scientists report.
- Life
Wine find
Cell tests suggest that resveratrol, the substance that seems to account for the healthful effects of red wine, might have antiobesity effects, too.
By Nathan Seppa - Health & Medicine
Good news for coffeeholics
When lifestyle factors like smoking were taken into account, coffee drinkers had lower death rates than their non-drinking peers, according to a study of more than 120,000 people.
By Tia Ghose - Health & Medicine
Keep at it
Moderate exercise can extend survival for overweight and obese men who have diabetes.
By Nathan Seppa - Health & Medicine
No babies, no hormones
A radically different form of contraception would prevent pregnancies with small molecules of RNA.
- Humans
Wash Your Veggies!
The lesson in all of these food-poisoning outbreaks is that we must not expect a risk-free food-supply chain.
By Janet Raloff - Health & Medicine
Virus versus virus
Customized RNA snippets delivered by a harmless virus could someday provide a new way to combat the hepatitis B virus.
- Health & Medicine
Seeing disease’s acidic side
Small tumors can be detected using a new technique that safely, reliably and noninvasively measures tissue chemistry.
By Amy Maxmen - Health & Medicine
Parasite payback
The protozoan parasite that causes leishmaniasis seems vulnerable to the anticancer drug tamoxifen, research in mice shows.
By Nathan Seppa - Health & Medicine
Time on their side
Review of a decade's worth of major league baseball games shows a slight cost in performance in teams with jet lag.
- Health & Medicine
Thanks for the pounds, Mom
When inherited from mom, a gene linked to obesity and diabetes interferes with blood sugar metabolism.