4 ms·AFAIK, this is usually not to relieve thirst, but to compensate for the minerals lost by perspiration.by yawz 9y agoAFAIK, this is usually not to relieve thirst, but to compensate for the minerals lost by perspiration.crowbahr 9y agoCan thirst be related to salt deficiency?epmaybe 9y agoYes, your body has receptors that look for when the osmolarity gets too low (edit: I meant too high) in your blood. If it is, they will fire and induce feelings of thirst.