Answer:
No matter how little or how much you use me, you change me every month.
An action done on mosquito bites
I am what one cannot keep, two cannot hold, and three cannot destroy. What am I?
I am always coming but I never arrive. What am I?
I go up and I go down, towards the sky and the ground. Iβm present and past tense too, letβs go for a ride, me and you. What am I?
What sphinxes employ and players enjoy.