Fitness

Areas of the brain related to social cognition shrink in first-time mothers—a structural change that could boost maternal attachment. Christopher Intagliata reports. 

The findings raise questions about if those physicians' methods could be pinpointed and copied 

Hint: not chicken. Author Bill Schutt talks turkey about the history of cannibalism over a plate of placenta Italiana

Changes to gene activity that occur with age can be turned back, a new study shows 

When the body’s biological clock goes awry, insomnia and related disruptions may be an early sign of pending cognitive decline 

Drug overdoses and flu may have been key drivers behind the latest death toll numbers

This interactive body map brings together scientific evidence on the links between lack of physical activity and disease

A study of white female nurses found those who were more optimistic were a third less likely to die of any cause

Dietary needs of these wandering cells could prove to be an Achilles hell

Phage therapy is not approved for regular use by the FDA

An ER case study shows that although hot peppers aren't typically dangerous themselves, in rare, extreme cases they can make your body do some pretty crazy things

Not all that well, says a new study from the Pew Research Center