why does my body need oxygen while running
Here's how your oxygen consumption rate works: As you work out or perform certain exercises, your body needs to feed your muscles with blood and oxygen in order to keep them functioning properly. This oxygen helps you to keep going during your workouts. As a result, your body requires more oxygen coming in to help your muscles consume it. That's why you breathe heavily during workouts. Your body needs to keep the oxygen coming in. From there, your blood delivers oxygen to your muscles, which sends signals to your brain that allow you to keep exercising. If You Don't Get Enough Exercise