Working from home on her tablet in her own four walls. At 69, this resident of Amsterdam is still fully engaged in the working world of today. | Photo: Jagoda Lasota for 1in6by2030

Passing on knowledge right to the very end. At 91, this lady in Hanoi is still training volunteers in traditional animal acupuncture at her free pet clinic. | Photo: Lê Xuân Phong for 1in6by2030

Retiring isn’t an option for this 72-year-old potter who lives a secluded life in Manitoba in Canada. He fires his ceramics in a wood-fired kiln. Only his potter’s wheel needs a small generator. | Photo: Phil Hossack for 1in6by2030

30 kids a day come for check-ups with this 86-year-old paediatrician in New Jersey. | Photo: Ed Kashi for 1in6by2030

This 71-year-old cheerleader and her colleagues are about to give the biggest performance of their lives in Sun City in Arizona. | Photo: Kendrick Brinson for 1in6by2030

This Dutchman is 71, but still performs somersaults from his houseboat. | Photo: Ilvy Njiokiktjien for 1in6by2030