When air quality is poor, fine particulate matter (PM 2. 5, PM10), nitrogen dioxide, and other contaminants can travel deeper ...
Grab one dumbbell and challenge your core with these moves.
Begin standing tall with your feet hip-distance apart, shoulders back and down, and abs activated. Tilt your head up toward ...
In TODAY.com's Expert Tip of the Day, a trainer reveals her favorite exercise for a more defined waistline and strong core ...