1. Because it can help to increaseyour strenght and energy, giving you a stronger heart.

2. Because you don't carry the weight of your body on your feet when cycling.

3. Doing to quickly can have bad effects.

4. You should cycle twice or three times a week.

5. You will stop and take a rest.

1. Because it can help to increaseyour strenght and energy, giving you a stronger heart.

2. Because you don't carry the weight of your body on your feet when cycling.

3. Doing to quickly can have bad effects.

4. You should cycle twice or three times a week.

5. You will stop and take a rest.

1. Cycling is a good form of exercise because it helps increase strength and energy, strengthens the heart, and is low impact on the joints 
2. People with back pain might go cycling because it's a low-impact exercise that doesn't put stress on the back like some other activities.
3. Doing cycling too quickly can have bad effects 
4. The passage suggests cycling two or three times a week.
5. If you find you are in pain, you should stop and take a rest.

1. Because it can help to increaseyour strenght and energy, giving you a stronger heart.

2. Because you don't carry the weight of your body on your feet when cycling.

3. Doing to quickly can have bad effects.

4. You should cycle twice or three times a week.

5. You will stop and take a rest.