side effects of dehydration
A side effect of severe dehydration is confusion and unconsciousness. A person in this state needs emergency medical care. The person with severe dehydration will have a low blood pressure, a rapid heart rate, possibly a fever, extreme weakness and mental confusion.
Michael Smith, MD: While youâre out enjoying the sun this summer, make sure youâre drinking lots of water. The side effects of dehydration can range from embarrassing, like bad breath, to dangerous, like passing out ... even heat stroke. Many people are mildly dehydrated and donât even know it. Dry mouth and increased thirst might be obvious signs, but there are other signs like fatigue, headaches, and dizziness. Dehydration can even affect your mood and concentration. A new study found that dehydrated drivers made the same number of mistakes on the road as drunk drivers.