79-year-old influencer lost 30kg and has bone density of a 20-year-old. How?
- Posted on October 17, 2025
- By South China Morning Post
- 3 Views

79-year-old influencer lost 30kg and has bone density of a 20-year-old. How?

Resistance training helped Joan MacDonald drop her weight and massively reduce her risk of osteoporosis and breaking bones.