When dehydration becomes more significant, the cardiovascular system has to work harder to maintain circulation.
Severe dehydration can lead to:
Rapid heartbeat
Low blood pressure
Rapid breathing
These are warning signs of more serious fluid loss.
A racing heart has many possible causes, so it should not automatically be blamed on dehydration.
7. Your Muscles May Cramp
Fluid and electrolyte balance are important for normal muscle function.
People who lose a lot of fluid through sweating, vomiting, or diarrhea may experience:
Muscle cramps
Weakness
Reduced exercise performance
MedlinePlus lists muscle cramps among possible symptoms of mild to moderate dehydration.
This does not mean every leg cramp is caused by dehydration. Muscle fatigue, medications, nerve problems, and many other factors can also contribute.
8. Your Thinking May Become Less Clear
