'I actually had to call in sick': Why seasonal allergies are getting worse for city dwellers

Millions of Canadians suffer from seasonal allergies, and many city dwellers across the country have noticed their symptoms worsening in recent years. Experts believe climate change is largely to blame, with rising temperatures kicking pollen-producing plants into high gear — and urban centres like Montreal and Toronto are proving to be some of the biggest allergen traps.

via CBC | Top Stories News