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  1. Cholera is an intestinal infection caused by bacteria known asVibrio cholerae. The main symptoms of this disease are diarrhea and vomiting, which both lead to rapid dehydration in people with this potential fatal disease. Keeping people hydrated, long enough so that they are able to seek medical...





  2. Este vídeo descreve como fazer inseticidas usando sementes da árvore neem ou amargoseira.





  3. Malaria is a disease caused by a parasite that is transmitted to people through the bite of the female Anopheles mosquito. Symptoms of malaria are: high fever, chills, abdominal pain, headaches, tiredness and fatigue. If anyone experiences these symptoms, it is important to go to the nearest...
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