It's a familiar story to many of us: In prehistoric times, men were hunters and women were gatherers. Women were not physically capable of hunting because their anatomy was different from men. And because men were hunters, they drove human evolution.
That life requires a community working together, they can but they need to join a community like that. We’re social creatures we need each other.
Even so there was lots of disease and injury. The structure of society was probably better, but that doesn’t mean it’s good on the whole.