When you have this condition, your breath can become very shallow or you may even stop breathing -- briefly -- while you sleep. It can happen many times a night in some people.
Obstructive sleep apnea happens when something partly or completely blocks your upper airway during shut-eye. That makes your diaphragm and chest muscles work harder to open the obstructed airway and pull air into the lungs. Breathing usually resumes with a loud gasp, snort, or body jerk. You may not sleep well, but you probably won't be aware that this is happening.
When it comes to myths about sleep, this one refuses to nod off -- and stay asleep. Contrary to popular opinion, older people don't need less sleep than the average person. In fact, adults require about the same amount of sleep from their 20s into old age, although the number of hours per night varies from person to person. But many older adults get much less sleep than they need, for a variety of reasons.
Take Harry Gaertner, a 68-year-old retiree from Richardson, Texas. He remembers first being...