Multiple choice general knowledge sports

During sweating, which of the following goes down and goes up?

  1. Blood volume/the concentration of salts in your blood

  2. Weight/the muscle mass of the exercised region

  3. Water volume/adrenaline

  4. Your concentration/your susceptibility to injury

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

When you sweat, you lose water, which decreases blood volume. Since the total amount of salts in your blood remains constant while blood volume decreases, the concentration of salts increases. This is why staying hydrated during exercise is crucial.