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Oprah Winfrey frequently shares her love of hiking, including a recent 10-mile trek over the holidays.

Oprah Winfrey says she had one big main side effect from taking a GLP-1 weight-loss drug: constipation. She reveals the remedy that helps her stay regular.

A personal trainer explains how much cardio, strength and mobility beginners need to do weekly to see improvements in heart health, muscle mass and mobility.

"It Ends With Us" author Colleen Hoover gave fans an update on her health after she revealed she has cancer.

At just 42, a mom of three kids was diagnosed with stage 4 lung cancer, which had already spread to her brains and bones. Doctors thought she had pneumonia.

In TODAY.com's Expert Tip of the Day, personal trainer Stephanie Mansour reveals whether a gym membership or working out at home is better for beginners.

What should I eat to prevent flu? As cases of the “super flu” soar, dietitians reveal the healthy foods they eat for a strong immune system and symptom relief.

Mattel just released its first autistic Barbie doll, designed with the Autism Self Advocacy Network. She comes with a fidget spinner, tablet and headphones.

If you're trying to lose weight in the new year, having a set of easy, nutritious meals constantly in rotation can help.

What we eat plays an important role in keeping our cholesterol levels healthy. Dietitians share the best heart-healthy breakfasts to help lower cholesterol.

Beyond being pleasant ways to pass the time, hobbies are increasingly recognized for giving the brain something it often lacks in modern life: sustained engagement without pressure, performance metrics or constant notifications

Looking to eat less on processed foods? Dietitians share their favorite strategies to cut back on the junk and add more whole, nutritious foods to your diet.

Jill Martin undergoes surgery to repair damage that radiation for breast cancer has done to her skin. Radiation can impact wound healing after a mastectomy.