Researchers use electromyography tests to measure muscle activation during an exercises. Find out the proven butt and outer thigh exercises.

To build big glutes quickly, lift weights, do the right exercises at the right intensity and eat a healthy diet.

Squats do effectively train the muscles of the butt, but you need proper form and adequate resistance to get results.

Shaking legs after a workout can be a sign that your muscles are just fatigued or something more serious like low blood sugar levels.

The spaces between the hip bone, sacrum and lumbar spine are called the dimples of Venus, but a majority of people don't have them.

Get the fastest results from your butt workouts by using exercises that activate your glutes the most.

Most people realize exercise is important, but finding time can be difficult. You can strengthen your leg and butt muscles at your desk while you work.

Work your glutes in the pool by using exercises similar to the ones you would use in a gym or at home — but with the added twist of using water as resistance.

Experiencing pain in the buttocks after exercising is far from unusual. It typically indicates one or another common kinks in the musculoskeletal system such as muscle spasm or interference from a vertebral disc.

Get great glutes with just a few machine exercises at the gym. Learn which machines to use and how to use them.

Butt kicker exercises activate your hamstrings and glutes. They'll burn calories and tone muscle if included in regular workouts.

Getting a rounder butt is possible by including these strengthening exercises in your workout regimen.