Way too much technical detail. Overly verbose. Unnecessary repetition. The information could’ve been presented much more clearly and succinctly in about 100 pages with the caveat that “each person is different” to avoid giving medical advice to the masses. Succinct summary:
- increase protein, eat less sugar
- continue aerobic exercise as you age
- strength training is key. maintain muscle or increase muscle mass through 50’s and 60’s as natural aging means we lose between 8-17% muscle strength per decade.