Allergy/Immunology is a specialty of medicine which deals with diagnosis and treatment of asthma, allergies. An allergy is an abnormal reaction to a substance or environmental trigger. Doctors specializing in this field are called Allergists. Allergists determine what substances or triggers cause reactions in each individual and look for ways to treat those allergies, so the sufferer can go on to live a normal life. Allergists may perform allergy tests like skin challenge, scratch test, breathing test to make accurate diagnosis and provide the right treatment plan.

An orthopedic doctor is a medical professional who has the education and skill to treat patients who are suffering from problems affecting the orthopedic system – bones, joints, muscles, ligaments, tendons, and nerves. They can diagnose health problems, repair broken bones, and help treat pain and mobility disorders caused by health problems or illnesses.

A Pulmonologist is a healthcare professional who specializes in pulmonary care or lung care. Pulmonologists diagnose, treat, and research pulmonary diseases and problems. They may have special knowledge of other types of internal medicine and specialties, as well, and they work closely with other doctors to help make patients comfortable and improve their health.

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.