Srinagar, Nov 10, Nov. 11 -- With winter setting in, people need to take extra precautions against respiratory infections, cardiac disorders and neurological conditions, including stroke, renowned pulmonologist Professor Dr Naveed Nazir Shah has advised. Dr Shah said falling temperatures and reduced humidity could weaken local immune defences and increase the risk of infections. Patients suffering from chronic obstructive pulmonary disease (COPD) and asthma may experience worsening symptoms during seasonal changes, while children and elderly people remain particularly vulnerable.He advised people, especially children and senior citizens, to avoid unnecessary exposure to extreme cold. Those stepping outdoors should cover their nose and mou...