دورة Immune System معتمد بشهادة

كورس اون لاين مجانا لتعلم Immune System The immune system is made up of special organs, cells and chemicals that fight infection (microbes). The main parts of the immune system are: white blood cells, antibodies, the complement system, the lymphatic system, the spleen, the thymus, and the bone marrow.What are signs of a weak immune system? 6 Signs You Have a Weakened Immune System Your Stress Level is Sky-High. ... You Always Have a Cold. ... You Have Lots of Tummy Troubles. ... Your Wounds Are Slow to Heal. ... You Have Frequent Infections. ... You Feel Tired All the Time. ... Ways to Boost Your Immune System.How can I make my immune system strong? Healthy ways to strengthen your immune system Don't smoke. Eat a diet high in fruits and vegetables. Exercise regularly. Maintain a healthy weight. If you drink alcohol, drink only in moderation. Get adequate sleep. Take steps to avoid infection, such as washing your hands frequently and cooking meats thoroughly.What can damage your immune system? Your immune system can also be weakened by smoking, alcohol, and poor nutrition. AIDS. HIV, which causes AIDS, is an acquired viral infection that destroys important white blood cells and weakens the immune system. People with HIV/AIDS can become seriously ill with infections that most people can fight off.