Warmer noses are better at fighting colds: study
Washington (AFP) - Chilly weather and common respiratory infections often go hand in hand. Reasons for this include people gather inside more in winter, and viruses survive better in low-humidity indoor air. But there has been less certainty about whether lower temperatures actually impair human immunity and, if so, how. Now, a new study published Tuesday in The Journal of Allergy and Clinical Immunology details a previously unknown way that the immune system attacks viral intruders inside the nose -- and finds it works better when it's warm. These discoveries could pave the way for an eventua...