From The Montreal Gazette:
Children living in neighbourhoods with high concentrations of ragweed get sick more often than kids living in areas where the plant is not as common, Montreal's Public Health Agency said Monday.
The study found that more than 38,000 children age 6 months to 12 years - 16 per cent of the age group - suffer allergic symptoms related to ragweed. In areas with the highest concentrations of pollen, 25 per cent of children developed allergic symptoms.
Children living in the eastern and western areas of Montreal Island are most susceptible to ragweed-related health problems. The areas most affected include Point-aux-Trembles, Hochelaga-Maisonneuve, Ahuntsic, the West Island and LaSalle - areas with a lot of vacant land.
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