Stepdad started detioriating rapidly few years ago, looking tired etc. Finally went to doctor, no dementia signs. Turns out he had sleep apnea. If you too slee

Stepdad started detioriating rapidly few years ago, looking tired etc. Finally went to doctor, no dementia signs. Turns out he had sleep apnea. If you too sleep poorly consistently and are older or overweight, maybe get this checked... Bad sleep is terrible for your brain.