Answer:
My days are numbered. What am I?
I have two bodies joined together as one. When standing still, I run and run. What am I?
I am easy to see, but no one likes looking at me. Without me, there would be no you. What am I?
I drift forever with the current and flows to your everyday life. I make living easy but I am good at killing people too.
You do not want me when you donβt have me but when you have me you don't want to lose me.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.