Dehydration is caused when the water intake is less than the water lost by the body.We lose water when we breath(exhale),in the form of sweat,urine.If we lose too much water then our body goes dehydrated and in hot days the condition may also become severe.So it is better to take care before you goes dehydrated because if untreated it can also lead to death.Here are some symptoms that can tell you if you are dehydrated. 1)Dry Mouth Dry Mouth is the condition in which your body isn't able to produce enough saliva.Saliva help you to taste and digest whatever you drink and eat and not only this but it also helps you to get rid of food particles and acid preventing tooth decay.So,Whenever you feel you have a dry mouth increase your water intake. 2)Dizziness It is the situation in which you have a sensation of spinning around and lose balance.If you feel faint,passing out,lightheadedness then just try to increase intake of water as these are the symptoms of dizzin...