Sleep behaviors may require medical intervention

Dear Doctors: My boyfriend says that lately I've been talking in my sleep and sometimes acting out my dreams. One time I actually hit him. He says it may be something called an REM sleep behavior disorder. This has been kind of scary, and I would like it to stop. Would going to a sleep clinic help?

Dear Reader: Sleep disorders are estimated to affect up to 70 million people living in the U.S.

They i…