Fitness

The chemical these bacteria produce appears to enhance athleticism

We can now identify risk factors that seem to affect a developing fetus

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.

Fish are high in omega-3 fatty acids. But what if you can't eat seafood? Can omega-3 enriched eggs or peanut butter provide the same health benefits?

What is insulin and how do our bodies use it?

The annual survey of worldwide fitness trends is now in its 13th year

Some of the scary things you may have heard about nuts and aflatoxins are probably exaggerated. Nonetheless, these are not imaginary concerns

If you’re pregnant, you may wonder how much exercise is optimal during pregnancy. Luckily, there are some new guidelines for expectant mothers

Infertility is on the rise, but one major cause—polycystic ovarian syndrome—gets too little attention