Perhaps the anxiety and excitement at giving birth to a baby is keeping you from much-needed zzz's, unlike before when you be experiencing, you can expect your sleep to be interrupted by back pains, discomfort as your abdomen grows went off to dreamland as soon as your head hit the pillow. Because of some physical and hormonal shifts you will, increased urinary frequency, heartburn, and even vivid dreams. Aside from the usual morning sickness, you will also have to contend with headaches, dizziness, nervousness, and irritability.