Author and self-described fossil fanatic Brian Switek talks about his new book Skeleton Keys: The Secret Life of Bone.
Mice that were fed bacteria isolated from elite athletes logged more treadmill time than other mice that got bacteria found in yogurt.
The chemical these bacteria produce appears to enhance athleticism
Bacteria live on our eyeballs, and understanding their role could help treat common eye diseases
As widespread as the BMI method of body measurement is, the ever-growing consensus is that this one-size-fits-all approach may be flawed
Rather than wiping microbes out, antiperspirants and foot powders increased the diversity of microbial flora in armpits and between toes. Christopher Intagliata reports.
What is insulin and how do our bodies use it?
If you’re pregnant, you may wonder how much exercise is optimal during pregnancy. Luckily, there are some new guidelines for expectant mothers
After decades of assuming that pain processing is equivalent in all sexes, scientists are finding that different biological pathways can produce an “ouch!”
Republican efforts to dismantle U.S. health care unfairly target one gender
A new study adds to growing evidence that immune system dysfunction and altered gut microbes may contribute to the development of eating disorders
Taking birth-control pills might have broad, unintended and even surprising side effects
We have centuries of lore and rumor on how to get the process of labor started naturally. But do any of them actually work?
Applying network theory to HIV’s structure has revealed the most valuable—and vulnerable—parts of the virus
Could a better nighttime rest help delay the symptoms of Alzheimer’s disease?
If your knees grind, creak, crack or crunch when you move through a particular range of motion, you have crepitus. Don’t worry, it’s not as bad as it sounds
Too much cholesterol can be bad for your heart. But could it be good for your brain? Nutrition Diva dives into the new research on the potential benefits of cholesterol
Female puberty is starting earlier and earlier, with worrying consequences for women’s health
Age-old taboos against menstruation have led to a lack of research on how women's cycles work, with serious consequences for their health
At an April 9th event sponsored by the Kavli Foundation and produced by Scientific American that honored Nobel and Kavli Prize winners, neuroscientists James Hudspeth and Robert Fettiplace talked about the physiology of hearing and the possibility of restoring hearing loss...