Answer:
Over-straining yourself or changing workouts routines
Explanation:
Structure and function-there are only TWO types of cells-prokaryotic and eukaryotic
They are things that are non living. These include water, rock, soil, sunshine, air, wind, and any other items we use that isn't alive (cellphones, TV, furniture, clothes, etc.). Biotic factors are opposite of this. These include anything living like humans, dogs, plants, etc.