It is especially hard for those of us with lots of estrogen.
Excuse the analogy, mammals are mammals...like a sleeping dog, "let sleeping dogs lie, true" but wake up the female ones, they are more likely than males to snap or bite you as they are groggy.
That's what I think of when I wake up super bitchy.
I have no...uh...rooster...to wake me up
Haha! I agree with you 100%, I have had some "experiences" that support this LOL