Heart attacks don’t always look the same — and a new study from Mayo Clinic highlights the key differences between how they affect men and women. The most common cause of heart attacks overall is ...

Share on Pinterest A new study suggests that aerobic exercise may help reshape part of the body’s nervous system. Getty Images A rat study has found that aerobic exercise may reshape nerves that ...

Sign up for CNN’s Eat, But Better: Mediterranean Style. Our eight-part guide shows you a delicious expert-backed eating lifestyle that will boost your health for ...

Folks using melatonin supplements as a sleep aid might be putting themselves at risk for future heart problems, a new study says. Adults with insomnia who'd been using melatonin for a year or more had ...

Melatonin is a hormone we naturally produce and levels of it increase at night to help us feel sleepy and rest well over the course of the night. However, according to a Sleep Foundation 2022 survey, ...

Sign up for CNN’s Fitness, But Better newsletter series. Our seven-part guide will help you ease into a healthy routine, backed by experts. You may be able to lower ...

Moderate consumption of Champagne and white wine was associated with a reduced risk of sudden cardiac arrest, according to a large-scale study analyzing data from more than 500,000 people. The ...

A new study from Mass General Brigham researchers reveals that heart rate complexity could serve as an early indicator of cognitive decline in older adults. The research, published in the Journal of ...

The temperature of the bedroom at night could affect heart health — particularly in older adults. Heat places extra demands on the cardiovascular system, according to Dr. Fergus O’Connor from Griffith ...

Both low-carbohydrate and low-fat diets can be heart healthy, but it depends on what kind of foods you're eating, according to a new study. In the study, published Feb. 11 in the flagship journal of ...

When you think about takeout, your biggest concerns might be how greasy the food is or whether you remembered to ask for extra napkins. But new research suggests there may be more to consider than ...