I'm 80 and a former weightlifter. Life after retirement felt dull — so I started exercising again.

Ng Bee Kia, 80, says age isn't a reason to stop moving. Amanda Goh/Business Insider After retiring, Ng Bee Kia, 80, found staying home all day boring and began exercising regularly again. He eats oatmeal for breakfast, doesn't smoke or drink alcohol, and works out every day. A former national weightlifting champion, he believes that age isn't an excuse to stop moving. This as-told-to essay is based on a conversation with Ng Bee Kia, an 80-year-old retiree living in Singapore. It has been tr...