‘Adult Sleep Training’ Is on the Rise. Here’s Who It’s for—and How to Do It

You won’t need to Ferberize yourself. Not exactly.

Do You Wake Up at the Same Time Every Night? Here’s Why

We all wake up very briefly between sleep cycles, which last about 90 minutes, and typically “don’t know it’s happening and go right back to sleep,” Shelby Harris, PsyD, DBSM, a clinical psychologist ...