Autoimmune disease

Autoimmune diseases occur when the body's immune system mistakenly attacks its own healthy cells, tissues, or organs. There are various types of autoimmune diseases, including rheumatoid arthritis, multiple sclerosis, and alopecia, which is a condition that causes hair loss.

What are autoimmune diseases and how do they affect the body?

Can you name some examples of autoimmune diseases?

What is rheumatoid arthritis and how does it relate to autoimmune diseases?

Describe multiple sclerosis and its impact on the body.

What is alopecia and how is it classified among autoimmune diseases?