150 minutes exercise a week insufficient if seated for prolonged periods
A person could be getting the recommended minimum of 150 minutes of exercise a week, but still be at raised risk of serious diseases and death from physical inactivity.
This is if the person sits for prolonged periods in the rest of the week.
Prolonged sitting - even for "active couch potatoes" - increases the risk of developing diabetes, heart disease and death, studies have shown.
Today's Mind Your Body looks at the possible reasons for this, and gives tips on reducing physical inactivity.