THE 3 DEFENSE BARRIERS OF OUR IMMUNE SYSTEM. COVID-19 The immune system is a complex system that is responsible for protecting us against infections and foreign substances. There are three lines of defense: 1. The first is to keep invaders…
THE 3 DEFENSE BARRIERS OF OUR IMMUNE SYSTEM. COVID-19 The immune system is a complex system that is responsible for protecting us against infections and foreign substances. There are three lines of defense: 1. The first is to keep invaders…
Coronavirus disease (COVID-19) is an infectious disease caused by a newly discovered coronavirus. Most people infected with the COVID-19 virus will experience mild to moderate respiratory illness and recover without requiring special treatment. Older people, and those with underlying medical…
Improving our immune system and keeping it that way is our first line of defense from any sickness. Therefore knowing ways on how to boost our immune system is a must! I am MARNOGZ❣️ In my channel, I will share…