Strength is the ability to move heavy weight, power is the ability to move weight with speed and endurance is the ability to perform many repetitions.

Aerobic exercise is activity that can be sustained; anaerobic exercise is intense activity that cannot be sustained.

Building cardio stamina can help improve health-related quality of life in people with asthma, as long as a few precasutions are taken.

Your heart’s ability to return to normal levels after physical activity is a good indicator of fitness. A healthy heart will recover quickly in the first three minutes after stopping exercise.

Find out how fit you are with some simple physical fitness tests and activities you can do at home.

A skilled physical therapist can help you heal and prevent any future problems resulting from an improperly healed injury.

Perform somatic exercises at home in a quiet place while lying on a mat or a thick carpet. Move slowly and mindfully and try to experience movement from the inside out.

Calorie burn for punching a heavy bag is between 462 and 500 per hour for men and 371 and 413 for women, depending on weight.

Get through LIVESTRONG.COM's 10,000 Steps a Day challenge with a little help from your friends (or coworkers or family members)!

The P90X legs and back workout includes 23 sets of exercises featuring several pull-up variations, lunges and squats.

P90X Core Synergistics exercises include various abdominal and oblique moves as well as push-ups, lunges and squats.

The belt levels and colors in traditional jujitsu are similar to most other traditional martial arts, such as judo, karate and tae kwon do.