what is the disease
If you have an illness, there is something wrong with your health. An illness can last for a long time or a short time, and its effects can be serious or not serious. The doctor thought that Bae's illness was caused by stress. You can use the adjectives long and short in front of illness, but not in front of disease. He died last month after a long illness. 2. 'disease'. A disease is a particular kind of illness caused by bacteria or an infection. Diseases can often be passed from one person to another. Glaucoma is an eye disease. Children should be immunised against dangerous diseases. Animals and plants can also have diseases, but not illnesses.
A disease is a particular abnormal condition, a disorder of a structure or function, that affects part or all of an organism. The causal study of disease is called pathology. Disease is often construed as a medical condition associated with specific symptoms and signs.n humans, disease is often used more broadly to refer to any condition that causes pain, dysfunction, distress, social problems, or death to the person afflicted, or similar problems for those in contact with the person.