Human immune system can recognize and fight more than 1 million different types of germs and viruses.
Human immune cells can distinguish between healthy cells and infected cells or cancer cells and destroy them.
Human immune system can remember the types of germs or viruses that have been faced before and make a stronger defense if the germs or viruses come again.
Antibodies produced by the human body can last for several years or even a lifetime after exposure to certain germs or viruses.
White blood cells called T cells can kill cancer cells and cells infected with viruses or bacteria.
The human immune system can be disturbed by stress, lack of sleep, and poor eating patterns.
Some types of food such as garlic, ginger, and dates are known to increase the endurance of the human body.
The human immune system can be influenced by environmental factors such as air pollution, sunlight, and exposure to harmful chemicals.
The human immune system can also be influenced by genetic factors, which make some people more susceptible to infections or autoimmune diseases.
Vaccination is the most effective way to protect themselves from infectious diseases because it can trigger the production of antibodies that protect the body from certain germs or viruses.