Different types of disease may interact. This can mean that the presence of one disease can lead to a higher chance of developing another disease. Some risk factors have been proven to cause a ...

There are many types of nail diseases. They can occur for a wide range ... accumulate as skin patches called plaques. About half of all people with psoriasis have nail symptoms at their diagnosis.

The different types of lung diseases are generally classified based on whether they affect the tissue of the lungs, the airways, or the blood vessels in the lungs. Lung diseases are among the ...

All organisms are affected by pathogens. Even bacteria are infected by certain types of virus ... Water Dirty water can transmit many diseases, such as the cholera bacterium.