Cardio. Incorporating aerobic exercises that get your heart rate up (such as running, swimming or cycling) is key to ...

The best time to do it: Padilla recommends doing this exercise during regular strength training sessions, two to three times ...

This 20-minute run-walk routine is one of the best ways to build that confidence because it emphasizes preparation, pacing ...

Here’s an example. Running an ultra marathon requires endurance, because the goal is to maintain a steady pace for several ...

Editor’s note: Before beginning any new exercise program, consult your doctor. Stop immediately if you experience pain. (CNN) — Once you have embarked upon a new exercise regimen, most people hope to ...