Consumption of ultra-processed food (UPF) results in a distinct metabolic "signature" in the blood, associated with ...

Trainers discuss how long it takes to get visible ab muscles—which has more to do with healthy habits than a simple plan.

Cholesterol is a waxy, fat-like substance that's found in every cell of the body. It plays a crucial role in producing ...

"A salad packed with colorful vegetables is one of the best things you can put on your plate, but the dressing is where the nutrition story can quickly unravel," warns Dr. Sheila Sahni, MD, FACC, ...

Mark Redshaw said: "I became very depressed and my mental health was so bad I withdrew from the outside world and made ...

RFK Jr. has promoted using beef tallow over seed oils but the animal fat may not be healthier, some cardiologists say.

Cortisol is bad. Testosterone makes you aggressive. Melatonin helps you sleep. Experts bust common hormone myths ...

Nuts and seeds are another one of Dr. Michael Greger’s Daily Dozen — things people should eat every day. Nuts are actually seeds, and seeds, including nuts, contain all the nutrients necessary to grow ...

In TODAY.com’s Expert Tip of the Day, a doctor explains why we need fat and how to choose the best type for heart health.

Sarah Anzolar, MS, RD, is a private-practice dietitian who also works as a writer, recipe developer, food photographer, and brand consultant. She has a BA in Business Administration and an MS in ...