I am exhausted to day

. I spent all last night with my sick son. DH slept on the couch because he had to be to work by 6:15 am and our son slept in our bed on several towels with a bowl between the night stand and the pillow.
I can't move fast, especially after laying in bed for so long. So having our son in our bed was the best solution. The longest stretch of sleep I got was about 90 minutes and that was entirely on my side with my legs bent, big mistake. I woke when my son got sick again and had one of those make you cry and want to cut your leg off calf cramps. Took some Baclofen and managed another hour of sleep before I got up.
It is so frustrating when your body gets in the way of trying to take care of someone else. DH will be home around noon and then I have to go to work. I have to do payroll every Thursday.
I don't wanna