COURTESY BY: https://www.hindustantimes.com/ The World Health Organisation says smoking is linked to a higher risk of severe illness and death from the coronavirus in hospitalised patients, although it was unable to specify exactly how much greater those risks might be. In a scientific brief published this week, the U.N. health agency reviewed 34 published studies on the association between smoking and Covid-19, including the probability of infection, hospitalisation, severity of disease and death. WHO noted that smokers represent up to 18% of hospitalised coronavirus patients and that there appeared to…