Sentence 1 = Dorsal
Sentence 2 = Cranial
Dorsal means the back side, I always remember it because I think of a dorsal fin on a dolphin and how it is on their back.
Also the cranial cavity is your brain area which leads to your spinal cord which is in the back side of the body.
It keeps u active and if u not active then u will get active
It's likely to cause altered emotion
Swimming or cycling could be considered well balanced