PATHOLOGY

Detailed explanation-1: -People with a weak immune system have a higher risk of experiencing frequent infections and severe symptoms. They may be more prone to pneumonia and other conditions. Bacteria and viruses, including the virus that causes the infection COVID-19, can have a devastating effect on a person with a compromised immune system.

Detailed explanation-2: -The immune system has a vital role: It protects your body from harmful substances, germs and cell changes that could make you ill. It is made up of various organs, cells and proteins.

Detailed explanation-3: -The three major functions of the immune system are to fight infections, neutralize harmful substances, and fight non-infectious diseases. Each of these functions is carried out as an orchestrated effort by immune cells.

Detailed explanation-4: -Type 1 diabetes. The immune system attacks the cells in the pancreas that make insulin. Rheumatoid arthritis. This type of arthritis causes swelling and deformities of the joints. Lupus. This disease that attacks body tissues, including the lungs, kidneys, and skin.