What happens to breathing and the heart during exercise?
Heart During exercise the heart needs to beat faster so that oxygen can be transported around the body. The oxygen supplies the muscles that are working hard. If the muscles are used for too long they become tired and start to ache. What happens after exercise? Heart After exercise muscles will feel tired. After resting, they will recover. It is important to make sure that exercise activity slows down gradually rather than just stopping. This helps the body recover more quickly. Breathing After exercising the rate of breathing slows down. The muscles no longer need as much oxygen because they are not working as hard. • Find out what happens when you exercise. Equipment needed:- • A timer or watch with a minute hand • Suitable shoes for running on the spot • Task: Measure your pulse rate by gently placing pressure on the inside of your wrist with two fingers • Time your pulse for 60 seconds – record this number. This is your resting heart rate • Run on the spot for 1 minute • Take your
