>>12452036>Anon, having one of those illnesses cuts your lifespan to 40 years 3 at the same time will probably just cut it to your 30s.
Mycostatin defficiency isn't that harmfull to your lifespan.
Robert Förstermann has it and is fine, except for having issues finding pants.
>Also, there must be a physical limit in how much your digestive system is able to absorb to sustain such monstrous gains in the musculoskeletal system.Not realy an issue, road cyclists and triathletes tend to digest 8000 kcal/day and more with no issues.
I see more issues with the cardiovascular system.
One would truely need two hearts and way more lung capacity.
We could feed soldiers HGH, anabolic steroids and EPO combined with lot of training from a young age though.
They would be taller, stronger and have more endurance than normal humans.
Not quite spacemarine tier, but about 200-230 cm tall, ~150 kg lean body weight supersoldiers should be possible.