Summary. 1  Some knowledge of basic first aid could mean the difference between life and death. 2  Consider doing a first aid course, so that you will be able to manage if someone is injured or becomes ill. 3  CPR is a life-saving skill that everyone should learn. 4  Keep a range of first aid kits handy at home, in the car and at work.
The loss of motor neurons leads to weakness and wasting (atrophy) of muscles used for activities such as crawling, walking, sitting up, and controlling head movement. In severe cases of spinal muscular atrophy, the muscles used for breathing and swallowing are affected.
The muscular dystrophies, amyotrophic lateral sclerosis, myasthenia gravis, and other inherited and acquired diseases cause muscle degeneration. The symptoms of degenerative muscle diseases relate to progressive weakness in the affected muscle groups.verview. Degenerative muscle diseases cause progressive damage and loss of muscle cells with associated weakness. There are many types of degenerative muscle diseases, and they act in different ways to cause loss of functional muscle mass.