The chin-up is a very challenging upper body exercise that uses many muscles of the upper body including the biceps, back muscles, chest, and abs.

No magic exercise burns belly fat. High-intsity cardio exercise combined with total-body strength training is your best bet for losing the pooch

The toe tap exercise has its origins in Pilates, an exercise program designed to strengthen your "powerhouse."

Many people use bad knees as an excuse to avoid exercise. Whether you have arthritis, a former injury or another condition that causes your knees to ache, there are steps and precautions you can take to make running on your knees as painless as possible.

Tony Horton, celebrity personal trainer and creator of P90X, claims his physical success isn’t just from lifting weights, but that yoga has played an important role in keeping him young and active. Yoga X combines a strong, flowing yoga with holding poses for several breaths.

Whether you run for exercise or for sport, there are few other natural body motions that can compete with the overall caloric burn of running in general. Occasionally, running can lead to muscle problems severe enough to require surgery and months of rehabilitation.

Yin yoga is a more passive form of yoga than Hatha, which is more focused on increasing energy levels. Yin yoga focuses more on stretching joints.

Running is a great form of exercise that strengthens the heart, maintains bone and muscle mass, and aids in the regulation of blood pressure and glucose levels. While the benefits of running are numerous, the risks should not be ignored.

You want to make a dramatic change — from obese to magazine-cover cut. Gaining six-pack abs takes tremendous work, and it isn't possible for everyone.

If you have more curvature in your low back than normal, several steps can be taken to help improve your posture.

Sit-ups and crunches have been shown to cause more back injuries than other more holistic exercises. Alternatives like the plank pose can protect your spine.

Pull-ups are generally a back, biceps and shoulder exercise, but they do require ab activation for stabilization and breathing.