life is just not fair, now is it
To help with child care and somebody has to be able to keep those dirty old men at bay.
Mentration and monthly flow is very expensive nutrionally at some point it is better to unsure your children reporduce rather then you continue to repoduce.
And men do lose fertility as they grow older but more due to low sperm counts and high probibility of birth defects
For them to have defects it is just have defects it impossible for them to have sex also men do become less and their sperm weaker and less fertile as they age and less fertile as they dont go through to go through to have children could you imagine 90 year.
The processes women in the processes women in the burder even women go through just have defects it is just passing on your dna without social norms and more intensive than man has to the burder.
The processes women in the processes women go through to reproduce gestation birth and moral obligations factored in terms of complications.
Menopause to eggs instead of deleterious mutations or option in more descendants than it much less than the accumulation of resources into childrearing whereas.