Act fast to save a friend who chokes on a cupcake during an eating contest. Would you perform mouth-to-mouth, begin abdominal thrusts from behind or use the heel of your hand to hit her on the back? Next, struggle to stay alive when a thrilling wingsuit BASE jump takes a turn for the worse. When you are 50 stories above the ground, wearing a wingsuit and seconds away from slamming into a stone wall, can you act fast enough to survive?