If you do this exercise twice, your back will not hurt.
How long have you been involved in sports or at least exercise? Here is one interesting exercise so that your back does not hurt and everything is fine. Give it a try.
50 years have passed, but people have the same problems
A girl running with obstacles
The future of firefighting
Man reunited with his dog after two years of separation
A shot for a million
A drilling assistant and his difficult job
Chained catfish: a desert traveler
A cat met a frog and parodied it
Unusual form of protest among New Zealand parliament members
