If you want to improve in baseball, practice hitting the ball.
If you want to improve in basketball, practice shooting baskets.
What do you do when you want to improve in swimming?
If you focus on how far you’re going, what does that tell you about your swimming?
If you focus on the times that you’re posting, what does that tell you about swimming?
If you focus on doing drills that put you in a position that you would never be in when you swim, what does that tell you about your swimming?
Put your focus on your body in the water; because that is what you want to improve!
It is in each shape that you make with your body in the water that you should train your focus.
Don’t look at the clock, and quit counting. Observe what your brain and your body are doing when you’re together in the water.
Where you place your focus, is how you will improve.