A pediatrician is a healthcare professional who specializes in treating children. They offer physical, behavioral, and mental care for children from birth until age 18. They diagnose and treat common childhood illnesses and health problems as well as more serious health conditions.They also monitor children with checkups to make sure they are growing properly and hitting the correct milestones.

Sports medicine is a branch of medicine that works with athletes and others who play sports or take part in physically demanding activities that may result in injury or other overuse-related problems. Therefore, it is closely related to physical therapy. Since athletes can experience certain issues that may be uncommon in the rest of the population, the doctors who specialize in this field have advanced knowledge of the body and issues that may arise from participating in various physical activities.