Because less blood is flowing to your organs and muscles, you feel tired and weak. Your body senses that it must divert blood away from your muscles and less vital organs and send more blood to your brain.
Because less blood is flowing to your organs and muscles, you feel tired and weak. Your body senses that it must divert blood away from your muscles and less vital organs and send more blood to your brain.
But when your brain also receives less blood, the result can be dizziness or confusion. The changing levels of sodium or other stances in your blood can cause confusion.