Former prime minister Tun Dr Mahathir Mohamad has been warded at the National Heart Institute (IJN) since Monday (July 15) for coughing.<br /><br />Read more at https://shorturl.at/cj7Eu<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline