Kashif KhanLive To 120 Personalized longevity coaching direct from author and biotechnology founder Kashif Khan

Every woman needs to see this!

18 Sept 2026 · 1 min

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1:12

In this YouTube monologue, Kashif Khan contrasts MRI scans of two 70‑year‑old women—one who lifts weights regularly and one who is sedentary—to illustrate how lifelong resistance training preserves muscle and prevents fat infiltration. He explains that the shift from muscle to fat begins as early as the 30s, though most people notice it only later. Khan challenges the common belief that heavy lifting is dangerous for women with thinning bones, citing a study of post‑menopausal women with low bone mass who performed squats, deadlifts, and overhead presses at >85% of their one‑rep max twice weekly for eight months. The resistance‑training group gained spinal bone density, while a control group doing gentle home exercises lost density. Khan concludes that the real risk for women over 40 is two decades of not lifting, urging viewers to share this information with women who have been told to take it easy and to follow his channel for more content.

Chapters

Both of these are the legs of a woman in her 70s. Same age, same scan, completely different results. And the difference is that one of them lifts weights and the other one doesn't. Researchers ran MRI scans on people from their 40s into their 80s who were still training 4 or 5 times a week versus people who were sedentary. And just take a look at the difference. In the sedentary scans, you watch the muscle shrink and the fat move and take its place. And here's where most people get wrong. This doesn't just happen when you get old. They notice the shift starts happening in your 30s, and most people don't notice it until it's too late. Now, women get told constantly that heavy lifting is dangerous once your bones start thinning, but it's actually the opposite. This study took postmenopausal women with low and very low bone mass and the exact groups that were told to be careful and put them through squats, deadlifts, and overhead presses at over 85% of their max twice a week. 30 minutes. 8 months later, the lifting group had gained bone density in the spine, and the group doing gentle home exercises lost it. So lifting weights isn't a risk, especially for women. The risk is 20 years of not lifting that nobody sees happening. Send this to a woman over 40 who's been told to take it easy, and make sure to follow for more.