: why little salt in water hydrates you but too much salt in water dehydrates you?

Question

You can drink preworkout with little salt in it to be more efficient during workouts. But if you drink sea water before a workout, you’ll die. Why?

In: Biology

Answer 1

Osmosis.

A bit of salt can be incorporated by the body and will help with water retention. A high concentration of salt can’t be taken up and will literally pull water out of cells.