How boxing class has helped this cancer survivor keep fighting fit

Margaret Jennings meets cancer survivor Jennifer Sweeney, who describes how aone-to-one fitness class helps to keep her fighting fit aged 74.

Poised with boxing gloves mid-air and looking fiercely determined, 74-year-old Jennifer Sweeney is headlining a campaign to encourage older people to challenge their mindset around how much exercise they can do — regardless of age or illness.