During a bite from an infected tsetse, parasites are introduced into the blood- stream in which they multiply and then pass into the lymph system. This represents the early stage of HAT, during which the patient may suffer from fever, headaches, joint pains or itchiness. The second, or ...
Some of the diseases are: acanthamoeba keratitis, progressive vaccine, rat-bite fever, etc. Infectious diseases have been evolving and re-evolving over the ages and causing immense misery the majority of all human infectious diseases and pandemics have originated through the cross-species transmission...
most countries have been getting healthier. Chalk it up to improved sanitation, rat control, clean drinking water, pasteurised milk, childhood vaccinations, modern medical