(Petra Péterffy for The Post)
Research suggests cannabis suppresses REM sleep, raising questions about memory, emotion and the purpose of dreams.
By Ariana Eunjung Cha
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(Jacquelyn Martin/AP Photo)
The peptides being evaluated have been proposed to treat conditions including insomnia, ulcerative colitis, migraines and obesity.
By Daniel Wu
Have a moral dilemma or a personal problem you can't seem to solve? Don't miss Post columnist Carolyn Hax's latest column every day.
