John has very itchy skin on his face and eyes. which specialist will he need to go see? a neurologist an otolaryngologist a dermatologist an ophthalmologist

A dermatologist

Explanation:

A person goes to a neurologist when she is having problems related to the head or the brain.

A person goes to an otolaryngologist when she is having hearing problems.

A person goes to a dermatologist when she is having skin problems.

A person goes to an ophthalmologist when she is having vision problems.

In this problem

John's problems are related to the skin. So he goes to the dermatologist.

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.