Stress fractures are some of the most common injuries that occur in athletes. These overuse injuries, which are small cracks in the bone, occur primarily in the lower leg and foot and are typically caused by repetitive use or a rapid increase in one\u2019s amount of activity. Aaron Mares, MD, primary care physician, answers some of the common questions about stress fractures.\nWhat Causes Stress Fractures?\nAthletes who participate in track and field, tennis, and basketball are at a greater risk for developing stress fractures because of the repetitive nature of those sports. The following could also cause stress fractures:\n\nRunning and jumping\nPoor running technique\nPoor footwear\nTraining changes\n\nThe most common complaint associated with these fractures is pain in the foot or leg with increased activity. Typically, this pain goes away when resting. Other symptoms may include tenderness and swelling.\nHow are stress fractures diagnosed?\nTo diagnose your doctor will perform an exam and will usually have an MRI taken. Once diagnosed with a stress fracture, it\u2019s recommended that you rest from the activity that causes pain. Depending on the severity of the fracture, sometimes your doctor will recommend wearing a brace or boot to help with proper healing. As with other injuries, the best form of treatment is often prevention.\nAre stress fractures preventable?\nStress fractures are overuse injuries, and if measures aren\u2019t taken to prevent future ones from developing, they may return. To help avoid developing stress fractures:\n\nScale up new activities in increments. Proper training and conditioning is essential.\nEat a healthy diet full of calcium and vitamin D to help strengthen bones.\nWear proper fitting equipment. While they can be pricey, shoes that fit properly and have the right insoles for your feet can help reduce injury.\nDo not overuse. If you begin to feel pain, don\u2019t continue to play through it, but take a rest and slowly work your way back.\n\nIf you suspect you have a stress fracture or another injury, please consult your doctor. To schedule an appointment with a UPMC orthopaedic specialist, call 412-687-3900.