occupational physical activity
Done specifically to achieve or maintain fitness.
Straining of muscles, pulling of ligiments. Broken bones ( if the activity is an extreme ).
Sport is competitive, recreation is fun and enjoyment based. Sports tend to have set rules. Practice is undertaken to improve and get better in sport. Physical recreation can be laid back and based on a more social time. Or could be hobies.
Physical activity stimulates the "happy chemicals" in your body and makes you more likely to talk or interact with people. When you are exercising you normally feel exited, until you are tired that is. Social health can rise with the more physical activity done.
The noun activity is a singular, common, abstract noun; a word for a situation where something is happening or being done; physical action or movement. Answering questions on Answers.com is my favorite activity. I should, however, try to get more physical activity in my day.
The noun 'exercise' is a singular, common, abstract noun; a word for an activity; a word for a concept. The noun 'exercise' is a word for: physical activity a learning activity a military activity an activity with a purpose or goal