They face weaking immune systems brittle bones ways to help with these 2 problems are taking the proper vitamins and living a healthy life style
The answer would be D because it will help whoever is getting flexibility training to preform better in every day activities
Don't rush for shots.
Don't run backwards during lobs.
Avoid pickleball elbow.
Wear the right shoes.
Pay attention to your body.
Communicate with other players.