Explanation and Causes:
Tetanus is caused by bacterial toxins that cause severe muscle spasms. The nerves of the muscular system are the primary target. These muscle spasms can make it very difficult to swallow or even breathe. The bacteria grow and multiply the best in non-oxygen conditions such as in a [...]

Explanation and Causes:
Rabies affects all mammals including humans. It is a disease of the central nervous system caused by a virus that is spread by the saliva or brain matter. While this disease is limited to a few wildlife animals, it is more wide spread in developing countries that don’t have [...]

Fibromyositis, fibrositis, periarticular fibrositis, chronic muscle pain syndrome, muscular rheumatism, myofascial pain syndrome

Explanation and Causes:
Gangrene is a condition that is characterized by the death of an organ or body tissue. It is a very serious condition that requires immediate medical attention.
There are 3 types of Gangrene:

Dry Gangrene
Wet Gangrene
Gas Gangrene

All three of these can be caused by:

Serious injury
Diabetes
Blood vessel disease such arteriosclerosis
Surgery
Infection

Symptoms:
General symptoms [...]