The soothing scent of essential oils. Home-cooked meals you can appreciate from a distance. A glass of milk that’s already passed its consume-before date. And the alarming smell of burnt electrical wires. Our senses of smell and taste are not just accessories we use to appreciate a wide array of scents and flavors; they also tell us if there’s danger in our surroundings and when our food is still safe to eat. What if we lose them? How to cure loss of smell and taste?