A cure.

Ho Chow calls in to work and says. "Hey I really sick. Got headache, stomach ache and legs hurt. I no come to work today."

His boss said. "Ho Chow. I really need you today. We are very short staffed.
You know what, when I am sick I go to my wife and we have sex and it makes me feel so much better. Why don't you try that?

Two hours later Ho Chow turns up at work and sees the boss and thanks him so much. "You know I do what you say and it work. You have nice house.