Studs In The Sheets -- Don't Sleep On 'Em!

If what they say is true and sleep is the best medicine ... then these Hollywood hunks are here to cure whatever ales you!

A kingsize list of dreamy celebs like Tahj Mowry, Kevin McHale, Mark Ronson, Tyler Oakley ... and many more ... have been taking to their Instagram accounts to share some nearly-nude selfies in the sheets while they get a full dose of beauty rest.

Give yourself a pinch because these men in the prone position will have you feeling like you're living in a daydream!