Answer:
I make you weak at the worst of all times. I keep you safe, I keep you fine. I make your hands sweat and your heart grow cold. I visit the weak, but seldom the bold. What am I?
What goes up and down, but does not move?
I make billions of dollars selling windows. Who am I?
My first half means container. Not a lot of people understand my language. What am I?
Santa shakes his belly like a bowl full of me
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.