1. Colic: is acute gastrointestinal distress which can be caused by anything from impaction in the intestines to a stomach ache from eating too much or too fast
2. Tetanus(lockjaw): is a bacteria that enters the body at the sight of a wound or the umbilical cord stump in a foal. Its symptoms are early signs of colic and stiffness. Horses will develop spasms in the jaw, neck, hind legs and muscles around the wound.
3. Equine Encephalomyelitis (sleeping sickness):This is a disease that affects the nervous system, and can be caused by equine encephalomyelitis viruses (Eastern, Western, and Venezuelan), which are carried by mosquitoes
4. Equine Influenza: This viral disease is spread by inhalation of drops of infective material. Signs include a dry, hacking cough, sudden onset of fever, watery nasal discharge, weakness, loss of appetite and depression.
5. Rabies: This is a viral infection of the central nervous system, and although it is not common in horses, rabies can be transmitted to horses by the bite of an infected animal such as a skunk, raccoon, fox, dog or bat.
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