Squeezing physical activity into your hectic daily schedule can be a challenge. So why waste precious time with warm ups and stretching when you can be out on the sports field, tennis court or golf course instead? “A common cause of non-traumatic sports injuries is poor flexibility,” says Dr. John O'Kane, attending physician at the University of Washington Sports Medicine Clinic. “If people stop and take a few minutes to prepare their bodies before and after exercising, they can increase flexibility and help avoid being sidelined by an injury.”