It doesn't matter. Cough and runny nose are normal. When the seasons change, it is the high incidence of influenza. The white around the mouth just proves that it is angry. If no other people's body fluids do not directly enter your body circulation, there is no problem. And the strap will not be in direct contact, please rest assured. In addition, HIV-negative also means safety.

Of course, if you are not at ease, you can review it.