Maanvi Singh

According to the facial feedback hypothesis, the simple act of putting a smile on your face can boost your mood. But recent research shows pasting on a grin can have mixed results.

A new study on maternal mortality finds that the death rate is up to 50 times higher in many African countries than in high-income countries.

A growing body of research shows keeping a log of what you are thankful for can lower stress, help you sleep better, and may even reduce the risk of heart disease. But it's not for everyone.

No longer do kids with concussions need to sit in dark rooms for days on end. For the first time in nearly a decade, the nation's pediatricians have loosened their guidance on concussion recovery.

The disease is hard to diagnose. And stage 2 patients have faced a week of infusions that can cause additional suffering. Now there's a new option.

There could be an upside to your phone addiction. Games like Tetris can reduce anxiety, according to new research. So if you've got Election Day jitters, go ahead and launch that app.

Hmong immigrants began losing native bacteria in their guts soon after arriving in the U.S., a change associated with more obesity. Eating an American diet plays a role but doesn't explain everything.

Fried chicken, mac and cheese and sweet drinks: A study suggests Southern cuisine may be at the center of a tangled web of reasons why black people are more prone to hypertension than white people.

The authorities don't always listen. Women may be afraid to speak up. Around the globe, apps are giving them a place to document harassment on the streets.

Getty has given grants to photographers who focused on child brides in India, family members who have been out of touch and youth who have been incarcerated.