From US News, December 24, 2019

A SMALL CRACK IN THE bone that results from repetitive force (rather than trauma), stress fractures are common in athletes, like runners. The injuries also often occur in older people whose bones aren’t as strong or have been weakened by conditions like osteoporosis, which reduce bone density.

Stress fractures most commonly occur in weight-bearing bones, namely those in our feet and lower legs. That includes the long bones in the middle of our feet, called the metatarsals.

Read the complete article>> How to Prevent Stress Fractures