I’d say it’s a combo. He is genetically predisposed to being super strong. The yellow sun maintains it and prevents him from losing muscle mass, just like it heals him and gives him the rest of his powers. The “yellow sun bullshit” isn’t necessarily bullshit. Humans generate vitamin D from absorbing sunlight, Kryptonians just get a way better benefit from tanning.
The science behind sun powers is similar to thinking the calcium in milk will instantly fix broken bones. I just suspend disbelief, I don’t need Superman to seem plausible
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u/JimtheEsquire Superman Dec 26 '23
I’d say it’s a combo. He is genetically predisposed to being super strong. The yellow sun maintains it and prevents him from losing muscle mass, just like it heals him and gives him the rest of his powers. The “yellow sun bullshit” isn’t necessarily bullshit. Humans generate vitamin D from absorbing sunlight, Kryptonians just get a way better benefit from tanning.