The more than 5,000 students in Pierce's program can take classes in Spanish, opera and acting, and retired college professors visit to lecture about topics ranging from world issues to the latest in gerontology research.
Dehydration occurs when your body loses too much fluid. This can happen when you stop drinking water or lose large amounts of fluid through diarrhea, vomiting, sweating, or exercise. Not drinking enough fluids can cause muscle cramps. You may feel faint.
RELATED: 3 Signs You're Dehydrated During a Workout. Roughly 24 Hours Without Water (Severe dehydration) Defined as a 3 to 4 percent drop in body weight due to lack of water, Lieberman says more-severe levels of dehydration will intensify the brain problems his research uncovered.