1. If Grandpa has no serious illness or physical disability, then his health status can be filled in as "healthy", "average" or "good".
2. If grandpa has some chronic diseases or physical disabilities, then his health status can be filled in as "chronic diseases" or "physical disabilities".
If grandpa is in poor health and needs frequent medical treatment or long-term treatment, then his health status can be filled in as "poor health".
Please note that you must fill in the health status form truthfully, which will help doctors better understand the patient's condition and provide more appropriate treatment suggestions.