Cover your mouth with your hand; Wear a cheap face mask that smells like death, and causes you to breathe in your own carbon dioxide, which causes you to die slowly; Wear a better quality face mask that smells better, has a cool design on it, but still causes you to breathe in your own carbon dioxide, which causes you to die slowly; Wear a 1.5 million dollar face mask that smells rich, looks rich, feels rich, but still causes you to breathe in your own carbon dioxide, which causes you to die slowly; Wear a military grade gas mask that looks and feels uncomfortable, but will not cause you to breathe in your own carbon dioxide, which will not cause you to die slowly, and will keep you safe from any virus; Wear a full hazmat suit that looks and feels uncomfortable, but will not cause you to breathe in your own carbon dioxide, which will not cause you to die slowly, and will keep you safe from any virus, hazardous material, or hazardous substance; Wear your own face as a mask