Choose the word or phrase which best fits each gap of the passage.
Doctors say that regular aerobic exercise leads to a healthier heart. Jogging, (41)………. , riding a bicycle, and other aerobic exercises lower the risk of heart disease. In one kind of heart disease, fatty stuff called plaque builds up in blood vessels (42)………. to the heart. Aerobic exercise helps prevent this buildup. Aerobic exercise also (43)………. the heart and lungs stronger.
Doctors say you (44)………. do 20 to 30 minutes of aerobic exercise at least three times a week. You need (45)………. hard enough to get your heart beating faster than normal. You can feel your heart beating. You can use two fingers to feel a beat, or pulse, in your wrist or neck.
Trả lời câu hỏi dưới đây:
_______(43)