Obstructive sleep apnea (OSA) is the most common type of sleep apnea, and occurs when the muscles in your throat become blocked (“obstructed”) while you sleep. Another type of sleep apnea, central sleep apnea, happens when there’s a disconnect between your brain and muscles.
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12 Drinks With Less Caffeine Than Coffee
Caffeine seems to be safe for most people, at least up to the amount you’d get from four cups of brewed coffee a day. But that much could make you