Study: Sitting while watching TV linked to higher risk of heart attack
Sitting for long hours at work may not be as bad for the heart as sitting while watching television, a study claims. The study, led by researchers at Columbia University in the US, found that leisure-time sitting (while watching TV) was associated with a greater risk of heart disease and death.
The research, published in the Journal of the American Heart Association, also found that moderate-to-vigorous exercise may reduce or eliminate the harmful effects of sedentary television watching.
"Our findings show that how you spend your time outside of work may matter more when it comes to heart health," study author Keith M Diaz said.
"Even if you have a job that requires you to sit for long periods of time, replacing the time you spend sitting at home with strenuous exercise could reduce your risk of heart disease and death," Diaz said.
For the study, the researchers followed 3,592 people for almost 8.5 years. The participants reported how much time they typically spent sitting while watching TV and during work. They also reported how much time they spent exercising in their downtime. The following points were noticed: