More than 80,000 people died from the flu last year. So how do you stay safe from the flu, even when you’re in a crowded area? Dr. Mike Varshavski took the New York subway to show Inside Edition's Steven Fabian how to stay protected in cramped quarters. First up, make sure you have a barrier between you and whatever you're touching, such as gloves or a tissue. If you don't have anything to use, wash your hands as soon as you get off the subway.