SINGAPORE - Mr Christian de Guzman had always led an active lifestyle running and hiking three to four times a week at Bukit Timah Nature Reserve with his two sons, aged 12 and nine.
However, a month after he turned 40 in 2018, he suffered a heart attack.
Already a subscriber? Log in
Read the full story and more at $9.90/month
Get exclusive reports and insights with more than 500 subscriber-only articles every month
ST One Digital
$9.90/month
No contract
ST app access on 1 mobile device
Unlock these benefits
All subscriber-only content on ST app and straitstimes.com
Easy access any time via ST app on 1 mobile device
E-paper with 2-week archive so you won't miss out on content that matters to you