In Ongole, a 3km walk was organised on Friday to raise awareness about heart diseases and how to stay healthy. Collector A.S. Dinesh Kumar encouraged people to lead an active lifestyle to prevent cardiovascular diseases. District Medical and Health Officer S. Rajyalakshmi highlighted the theme ‘Use Heart, Know Heart’ to emphasise the importance of taking care of the heart. Hospital medical superintendent T. Srihari Reddy emphasised the need to maintain healthy blood pressure and sugar levels.