Location: Portland Metropolitan Area, Oregon, Pacific Northwest, United States, North America Population: 530,000 Latitude of center: 45Â° 33' 36.3 (45.5601Â°) north
The signs and symptoms of dehydration include: 1  dizziness. 2  headache. 3  dark urine (may have a strong odor)  inability to 1  urinate. dry mouth and nose. 2  weakness. nausea and vomiting.  skin that does not flatten when pinched and released.
Some of the first symptoms of severe dehydration include chronic fatigue and lethargy. Many times the person will nap for a couple hours once or twice a day. As the dehydration develops, the muscles will become weak and sometimes the person will develop muscle cramps.