Southeast Asia once had the highest rates of tobacco use, affecting three-quarters of men. But the region has cut smoking rates by more than a quarter. Europe is now the smokiest place on Earth.

The human papillomavirus (HPV) is responsible for at least 95% of the 660,000 cervical cancer diagnoses globally. But US research shows the tremendous impact of ongoing vaccine programs.

Did you know Einstein's relativity theory was rejected? That prize medals get auctioned off for millions? Or that prized discoveries were later retracted? These Nobel facts will amaze you.

The Nobel Prize is considered the "Mount Everest of science." But it faces criticism over how winners are chosen, and may give a warped idea of scientific progress.

An aggressive flu virus has gripped northern India. Two-thirds of families in the region are affected. Who's most at risk? And how can people protect themselves?

A new study has observed that chimpanzees regularly eat fermented fruit together, suggesting that alcohol consumption is more deeply rooted in human evolution than previously thought.

Donald Trump advised pregnant women not to take Tylenol amid announcing a set of new autism policies. Health experts are concerned. What do the studies cited by the White House actually say?

When the US speaks, the world listens when it comes to health policy. Experts say the Trump administration's changes to vaccine and medicine recommendations in the US could undermine health messaging worldwide.

Donald Trump claims to have the "answer to autism." On Monday, the US president claimed that a popular painkiller increases the risk of autism. Researchers say it doesn't work like that.

Decreased libido isn't listed on most birth control pill information leaflets. Yet, research shows it can affect libido — just not for everyone.