Most people believe themselves to be less at risk from COVID-19 than others similar to them, according to a recent UCL survey conducted in the U.S.
When are you most optimistic? A study found how optimism varies throughout life.
Researchers look into the drug's association with pronounced optimism.
Envisioning all possible outcomes is far healthier than only praying for the best.
A Harvard University study of women finds a link between optimism and risks of dying from a number of diseases.