A trainer outlines how to perform his ultimate 30-day interval walking and strength workout to melt belly fat.

Reese is known for her love of cardio: her trainer Kirschen Katz says that Reese will often do a three-to-five-mile run as a warm-up before diving into other parts of her workout, he told Popsugar.

In the first study of its kind, new research has shown that incorporating some running or jogging into a walking program is ...

Aside from her workouts and diet, Brie makes her health a priority every day. She's in bed by 9 p.m. to get up at 5:30 a.m.