No, this does not cause any severe problems, despite the unsettling sound. The "crack" you hear is simply the joints releasing built-up gas. It is not bad for your health.
Microscope changed the course of scientific research by enabling scientist to see things and organism that can not be seen by our bare eyes
5-15 feet deep. glad I help
1. It is important to understand how these things affect your health so you can take steps to improve them and improve your health.