Is Gym good for teenager?

Related questions

1. Can I wear jeans to the gym?
2. Can 13 year olds lift weights?
3. Can I use any YMCA with my membership?
4. How much does it cost to join the YMCA gym?
5. Can skinny guys join gym?
6. Which age is perfect for gym?
7. Can a 13 year old go to a gym?
8. What age is it OK to work out?
9. Does the YMCA ever waive joining fee?
10. Which age is best for gym?

Tags

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3. #teenagers
4. #tennis
5. #outdoor
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7. #should
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9. #workout
10. #soccer
11. #strengthening
12. #cardio
13. #sports
14. #basketball
15. #activity
16. #invest
17. #exercises
18. #shouldn