Why isn’t our immune systems completely immune to things like the common cold?

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I mean common cold has been around for a long time. How has the immune system not learned how to fight it?

In: Biology

26 Answers

Anonymous 0 Comments

Cold symptoms can be caused by a multitude of viruses. When I get a cold here at home in Canada it’s a 2 or 3 day event where the worst ever is a week. I got a cold once with a European strain of something (I travelled there for 2 weeks and worsened on the plane ride home) that knocked my sense of smell out for 10 days and wrecked my ears for over 8 months with serious fluid build up. I had severe neck and shoulder pain and a small palsy. I couldn’t purse my lips properly to whistle because of the fluid in my face

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