Anyone else feeling this way.....

this my fourth and final pregnancy... I'm super excited that it's finally my girl. however this pregnancy has knocked me off my feet. I'm super tired and have no energy. I'm a stay at home mom to our boys. also, I'm in school full time for my bachelor's degree in health sciences management. I'm stressed about financials plus I have been having to rely on SO and older children to help keep up the house I feel inadequate, and lazy. I know God doesn't give you more than you can handle but some days I just don't know. Anyone else feeling this way. need some encouragement and reassurance.