Stretching Exercises: Flexibility and Muscle Tension Relief

Understanding the difference between dynamic and static stretching is essential for improving muscle elasticity and preventing injury. Discover targeted stretches for tight hamstrings and learn how to safely relieve a stiff neck or heel cord tension.

Back Cracking & Stretching

Published Jul,08 2011 | By Shannon George

When a joint in your spine moves while you stretch or during spinal manipulation, you may hear a cracking noise. This sound is harmless, although manipulating your joints to make them crack can sometimes cause joint irritation.