Dr. Theresa Tam is urging people to have caution when looking at provincial models for how COVID-19 will develop

Canada's top public health official is urging people to have caution when looking at provincial models for how COVID-19 will develop.

Ontario released its projections for the best and worst case scenarios of the crisis.

Dr. Theresa Tam says people should remember they are just that, projections, and not real data.

She says both must be examined to get an accurate picture of where the virus is headed.