Knowledge: Meat kind of food will benefit people with cancer to gain energy. On the other hand, consuming vegetables and protein type of nutritions can help to stay fit.

Conversation:
I love being physical fit and exercising. I try to keep my body toned.
That's good. Physical exercise enhances or maintains fitness and helps overall health.
I agree. It helps you be mentally fit and self confidence and a sense of happiness. I love lifting weights.
Human society has placed great value on the beauty of the human body.
Yup. I also want to know what kind of foods will benefit me?

Response: Well, vegetables and protein kind of foods will benefit you.