Health & Medicine

Albert Ellis’s unruly papers

Columbia psychologist Sheena Iyengar applies her expertise in human decision making to the most difficult question of all

Women soon may be able to better protect themselves using a gel created by epidemiology professors Salim S. Abdool Karim and Quarraisha Abdool Karim

Columbia social workers are pulling back the curtain on AIDS in Central Asia, where the epidemic is spreading faster than anywhere else in the world

Epidemiologist Sandro Galea discovers that altered genes may trigger post-traumatic stress

The causes of autism are multiple and mysterious, but Columbia scientists say the disorder's secrets will soon be revealed

A study suggests that some people with depression suffer because a structural abnormality in the brain prevents them from interpreting social cues from other people

As numbers soar, scholars revisit a thorny debate

New research suggests that women with early-stage ovarian cancer may not need to undergo hysterectomies

Suicides among U.S. Army personnel today are at their highest levels since the military began keeping records 30 years ago

A team of young Columbia scientists discovered the genetic origins of H1N1 swine flu this spring. Now they’re racing to determine its deadly potential

The findings suggest a new treatment strategy for a common ailment known as retinitis pigmentosa