Asthma sufferers are being encouraged to wear a scarf over their nose and mouth to prevent asthma attacks this winter. Breathing in cold, damp air can make the airways tighten and trigger an attack in three out of four people,…
Asthma sufferers are being encouraged to wear a scarf over their nose and mouth to prevent asthma attacks this winter. Breathing in cold, damp air can make the airways tighten and trigger an attack in three out of four people,…