Which of the following aerobic activities has the highest impact on the joints? a. cycling b. swimming c. running d. walking

Which description shows the best balance of physical social and mental/edmonton health

In multiple sclerosis, the immune system destroys the substance that coats and protects nerve fibers in the brain and spinal cord. this causes inflammation and injury to the nerves, and the axons don't conduct impulses as well.

How harmful is it to smoke a pack of cigarettes a week?