Hydration plays a large role in your ability to exercise,before, during and after. Being dehydrated and starting a workout is really notsomething your body will thank you for. When you’re dehydrated, your bloodthickens, reduces heart efficiency, increases body temperature and heart rate;essentially tiring you out much faster than you should. When you’re working outnext time, pay attention to those who are sweating profusely and short ofbreath…they might be working extremely hard, or they might be doing hardlyanything. If you think you drink “enough” already, think about whatelse you drink throughout the day. Did you have coffee or tea today? Thatdehydrates you. Did you have alcohol? Again, this dehydrates your body. Coffee,tea, soft drinks...