In the balance. An introduction to the immune system

The purpose of our immune system is to protect the body from invading infectious agents such as viruses and bacteria (called ‘pathogens’). But there is a fine balance between providing this protection without overreacting and causing harm. The immune system is unbalanced in diseases such as rheumatoid arthritis and multiple sclerosis, and this is also … Continue reading In the balance. An introduction to the immune system