The heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is ...

In TODAY.com's Expert Tip of the Day, a cardiologist explains why neglecting your "second heart" can lead to health ...

Learning to love the existence of all life on earth helped Mari Andrew let go of the blame she put on herself and her body.

Body breakouts are still being shamed, despite being one of the most common skin conditions. Here's how content creators are ...

Our world is filled with plastics. Every time we use plastic, whether in tires, clothing or bags, tiny particles are left behind. Researchers at RTI International in North Carolina are studying how ...

Pineapple and its bioactive ingredient, bromelain, are thought to have many health benefits. Learn what can happen when you ...

Neurologist Pria Anand recounts curious tales of the workings of the human mind in an elegant debut that is being compared to the late, great Oliver Sacks ...

From 'Gaia' to 'The Sadness', Hannah Cronk examines a new era of disease horror that has emerged in the wake of COVID-19.

From micronutrients to mindset shifts, Lauren Mallers breaks down holistic fertility fundamentals supported by science — so ...

A hidden box-lattice suggests groundwater sculpted Mars long after surface water fled; Curiosity’s drills aim to confirm the ...

Most of the 23 states that still have an active death penalty allow a certain number of journalists to witness executions, as ...

In a small cell therapy trial, 10 out of 12 people with type 1 diabetes no longer needed supplemental insulin, even a year after treatment.