Dark underarms may simply have to do with pigmentation and levels of melanin in the skin. But sometimes armpit discoloration is a sign of a health condition. Learn more here.

Yes, allergies can make you feel tired. Fatigue is a common allergy symptom, and it’s caused by factors like inflammation or itchy, watery eyes. Learn more.

A heated studio makes hot yoga different from traditional classes. Some classes have a fan going. Learn what to wear and if it’s safe for your health.

Running burns the most calories per hour. However, other exercises like walking, bicycling, and HIIT workouts are great ...

On his first day back at the White House, President Donald Trump signed an executive order withdrawing the United States from ...