Diseases, Conditions, Syndromes

Weather patterns play significant role in seasonal influenza

Influenza is like a cloud, moving across Canada with the fall weather. McMaster researchers have established that the spread of seasonal flu in Canada is tied to low temperature and low humidity, and travels west to east—findings ...

Diseases, Conditions, Syndromes

Polio breaks out amid militant threats in Pakistan

Syed Wali desperately wants to immunize his three young children against polio but fears the Islamic militants who banned the vaccine from this remote area in northwest Pakistan will catch him if he tries to smuggle it in.

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