DEAR DR. DONOHUE: When exercising, I sometimes have itching. Will you comment on this? -- W.M. ANSWER: One possibility is something called cholinergic urticaria. It's an outbreak of itchiness and tiny red dots, so tiny they can be hard to see. They're a miniature version of hives. The cause is an increase in body temperature due to exercise.

You must be an online subscriber to read this story. Stories older than 30 days are only accessible to online subscribers. Please sign in or use the links below to order a subscription.

Username or e-mail address: *

You may login with either your assigned username or your e-mail address.

Password: *

The password field is case sensitive.

Secure Login

Not an online subscriber yet? Sign Up Here
Purchase this online single issue Purchase Now
Note: You must have cookies enabled to use subscription service
Member Functions:
Forgot your password?