Well+Good interviews Elizabeth T. Nguyen, MD, physiatrist at HSS, about why your bones may crack when you move. 

"It's not uncommon for joints to make a cracking noise, and it can occur in ages across the board," said Dr.  Nguyen. On the other hand, cracking that hits with pain isn't normal and tends to be something that happens more often in older adults," she added.

According to Dr. Nguyen, there are several reasons why your bones and joints crack frequently, one of which is the release of pressure from your joints.

This pressure release usually feels pretty good. “You're stretching the joint, which could be because the joint hasn't moved in a while and it starts to get tight or stiff.” Dr. Nguyen said. 

Read the full article at wellandgood.com.