You have issues... You make your immune system weaker by avoid germs. This system need constant update and training on germs and new germs. I don't really thin

You have issues... You make your immune system weaker by avoid germs. This system need constant update and training on germs and new germs. I don't really think the immune system get weaker by aging.Also, your skin, provided that you didn't cut yourself, will protect you from almost anything. Their is a lot more things you should worried about like sick people who still go to work. Door handle will never make you sick...