61 yrs old. Can only do so much housework at a time...middle of back, hurts so bad, I have to sit down.....so I rest....start housework again, then I hurt, & sit & rest again.....just doing basic housework, (make bed, unload DW, breakfast, laundry (1/2) daily,.(so it doesn't build up)...I vacuum every 1/2 days, along with dusting & cleaning bathrooms...Takes me half a day to do 45min/1hr worth of work.....So tired, & have flare-ups of Fibromyalgia, every now & then....Thank you.