Answer: B. Wait 10 minutes after eating to use the equipment.
Step-by-step explanation:
Hydrotherapy equipment will help the rehabilitation experts and physiotherapists uses an aquatic environment to practice safe exercise.
It reduces the tension of the muscles, strengthen the core muscles, assist in underwater massage, helps in development of balance and strength during exercise. Increases the blood volume of the heart and also increases the efficiency of the heart.
The person should wait for 10 minutes after eating as when the person goes into the water for therapy due to incomplete digestion and lack of respirable oxygen the person may vomit in the water.