In some countries, people who have colds wear disposable face masks (like surgical masks) in public to protect others. Do you think people in other countries should adopt this practice as well? Why or...

In some countries, people who have colds wear disposable face masks (like surgical masks) in public to protect others. Do you think people in other countries should adopt this practice as well? Why or why not? Would you wear a mask when you had a cold? Why or why not?