Cold weather, and particularly cold air, can play havoc with your lungs and health. With much of the U.S. currently facing frigid temps, be sure to follow these tips and tools to help you through the winter weather without putting your lungs at risk.Cold air is often dry air, and for many, especially those with chronic lung disease, that can spell trouble. Dry air can irritate the airways of people with asthma, COPD or bronchitis. This can cause things that get in the way of winter fun, like wheezing, coughing and shortness of breath. To help protect yourself from cold, dry air:Take all medications as prescribed.Cover your nose and mouth with a scarf when going out in the cold.Avoid exercising outdoors in severe cold weather.