Can't sleep!!!

Meli • Engaged. 25 with a 7yo Daughter. Baby boy born Oct 17th, Napa CA
35+5 and I'm having the hardest time staying asleep! I'm so exhausted I could cry, not to mention I'm still working full time! I'm taking today off today because I hardly slept last night & im not sure how I'll be able to function. Anyone have any recommendations?? Please help! Lol