92-year-old doctor shares her secrets to a long and happy life

Physical activity guidelines in the UK for people aged 19-64 recommend doing at least 150 minutes of moderate-intensity activity each week.

The NHS also suggests reducing the time spent not moving, sitting down, or lying.

A very short or longer walk could be a good chance to do some physical activity and reduce the risk of death by all causes.

In people who walk a lot every day, there was a 40-53 percent lower risk of death, the study found.