Cold showers or drinking strong, hot coffee are effective ways to sober up after drinking alcohol. a. true b. false

False. The body will, over a period of fixed time, rid itself of the alcohol. For example, the liver can filter 12oz of beer, 1oz of whiskey, or 5oz of wine per hour. Taking a shower or drinking coffee will not speed up any of these processes. 

Answer the lack of variation in activity can lead to boredom and eventually cause exercise to stop;