The amount of sleep you get will have little effect on your ability to perform tasks.

This is false. If you don't sleep you wont have any energy to perform tasks.

This is false. you need sleep to build energy

Your dog can sniff at or even eat a bit of catnip. the herb is edible and not harmful. just don't expect them to roll around like a cat would! your dog may scrutinize catnip by licking and smelling at it, or be totally indifferent to this stimulant.