If under stress: chai hu shu gan wan(activeherb.com) if lack of blood qi, work too hard, lip kind of pale (gui pi wan). If cold hand feet, get a glass bottle, hot water fill in , use a sock to cover the glass bottle, put this thing under your feet, warm blood circulation then you will fall asleep

What's the root causes behind not being able to sleep, stress, bills, too much on your mind, is there anything your worried about?

Depending on your age, could be hormonal. Was for me. Combo of nutrition, weight training, herbal remedies and HRT. I’m 39.