Most scientists agree that the impact of an asteroid hitting Earth played a major role in the extinction of dinosaurs but now there's a brand new theory about how exactly that happened.
Alzheimer’s mainly affects the elderly, who are eligible for Medicare, but people under 65 — even, rarely, as young as their 30s — also can get diagnosed. They are more likely to have commercial coverage.
Some doctors say the drug should be held for three weeks before sedation to accommodate the delayed emptying of the stomach, which can cause patients to inhale food and liquid into their lungs.