Mr Hallam has taken the advice.

On top of his "extremely healthy" diet, he now takes organic Japanese green tea daily as well as pomegranate juice and brown rice instead of white rice as he found out through research that these are also supposed to be healthy.

He will be happy to know retiree Amos Phua, 63, recommends light sport as an effective way of strengthening one's health during recovery from bone cancer.

Mr Phua was first diagnosed with chondrosarcoma 15 years ago and it has been in remission for the past 10 years.

On the advice of his doctor, he started exercising. "I started slowly by going for leisurely walks and playing a bit of golf. I didn't want to aggravate my condition," he says.

"As I progressed to jogging twice a week, I did feel stronger and healthier."

euniceq@sph.com.sg

This article was first published in The Straits Times.