Retrieves, but does not remove, the head of the queue represented by this deque (in other words, the first element of this deque). This method differs from peek only in that it throws an exception if this deque is empty.
A Lack Of Water Is A Lack Of Brain Power. Led by Dr. Caroline Edmonds, researchers in the UK recently conducted a study showing that even mild dehydration has a negative effect on the brain's performance. Drinking water, the researchers found, can improve the brain's ability to complete tasks that require a rapid response.
Water can help you meet your weight loss goals. Adding a little more water to your diet isnât a bad thing. Drinking during your meals helps you swallow, supports your digestive tract and makes you feel fuller so you eat less. How much water you should be drinking depends on your gender and activity level, but typically if you feel thirsty, youâre not getting enough.