Light exercise ‘could reverse high cholesterol caused by sedentary childhood’

Light exercise in childhood could reduce the risk of heart attack or stroke in later life (Ian West/PA)

Children who are physically inactive may have a higher risk of heart attack or stroke later in life, but this can be reversed with light exercise, according to a new study.

Increased sedentary time in childhood can raise cholesterol levels by two thirds as an adult, leading to heart problems and even premature death, experts say.