Why I continue to wear a mask in crowded spaces even after Quebec repealed the mask mandate on public transit.

Hope shines through the veil of despair with low-cost, effective interventions that can significantly reduce the number of deaths among infants aged 0 to 5.

COPD (chronic obstructive pulmonary disease) is a group of lung diseases that make it hard to breathe and get worse over time.

Vaccination is associated with a nearly halving (40 percent drop) in the risk of Alzheimer’s disease over four years.