I cant sleep anymore idk why whats wrong with me

Im a mom of 2.. i have a 2 year old and a 8 month old baby been stressed out with them cuz they been sick been stressed out with alot lately… actually… maybe thats why i cant sleep? So much on my mind?. Like i toss and turn and not even tired but I AM TIRED. Obviously i dont sleep take naps during the day because of these kids. I need help.. im restlesss!!!! But im scared to eat sleeping pills maybe i should? Wel i have no choice because im losing sleep…. Smh but what is wrong with me why cant i sleep?