What happens to your body when you start exercising regularly
lesson duration 04:19
8,383,083 views
lesson duration 04:19
8,383,083 views
11,441,188 views
2,079,376 views
160,769 views
lesson duration 15:18
6,551,958 views
5,506,215 views
347,877 views
4,771,396 views
4,122,954 views
8,300,790 views
2,108,642 views
457,235 views
6,367,778 views
lesson duration 20:19
1,709,646 views
2,813,693 views
1,754,275 views
478,149 views
7,884,582 views
546,564 views
lesson duration 16:14
607,686 views
11,250,649 views
lesson duration 14:30
321,296 views
383,620 views
1,464,666 views
Click Register if you need to create a free TED-Ed account. If you have already signed into ted.com click Sign In to verify your authentication.
Only students who are 13 years of age or older can create a TED-Ed account.