Answer:
I like to twirl my body but keep my head up high. After I go in everything becomes tight
Weight in my belly, trees on my back, nails in my ribs, feet I do lack. What am I?
I go up and never come down no matter how hard you wish. As I get higher more wrinkles crawl onto your face.
First I may be your servant's name. Then your desires I may proclaim. When your mortal life is over, I hold all your wealth within my power. What am I?
What has 3 feet but no toes?
No matter how little or how much you use me, you change me every month.