Injuries to the head. Includes the scalp, skull and brain

Your child is having a migraine headache. It is like previous migraines

Pain or discomfort in the muscles of the scalp. This includes the forehead to the back of the head

Headaches often are caused by stress. Headaches occur when your child is worried about something or under pressure. These are often called “stress headaches.”

Pain or discomfort of the head. This includes the forehead to the back of the head

Your child’s heart rate (HR) sometimes speeds up. It seems too fast. The medical name for this is tachycardia. Most of the time, your child’s HR seems normal.

Pain or burning caused by irritation of the lower esophagus from stomach acid. The esophagus is the tube from mouth to stomach. Pain is located in the lower chest or upper belly. Also, called acid indigestion

A fine pink rash caused by overheating. Mainly on the face, neck, chest, and upper back

Symptoms after being in high temperatures (such as heat waves). Symptoms after hard work or sports during hot weather.

A hernia is a bulge in the groin or upper scrotum. The bulge contains a loop of intestine. It slides through a defect in the muscles of the lower abdomen.

A viral infection that causes little ulcers in the back of the mouth

A viral infection of the mouth and lips in young children

Hiccups are repeated gulping sounds caused by sudden spasms of the diaphragm. Burping is the sound made by the sudden release of stomach air through the mouth.

Hitting is the most common type of aggressive behavior. Others include slapping, pinching, scratching, poking, hair-pulling, biting, kicking, shoving, and knocking down.

Hives is a rash made up of raised pink bumps with pale centers. Most often, rash is very itchy

A hoarse voice (or cry) is raspy and deeper than normal. If hoarseness is severe, the child can do little more than whisper.