Little Larry and the Healthy Horse

Little Larry attended a horse auction with his father.
He watched as his father moved from horse to horse,
running his hands up and down the horse's legs and rump, and chest.
After a few minutes, Larry asked, 'Dad, why are you doing that?'
His father replied, 'Because when I'm buying horses,
I have to make sure that they are healthy and in good shape before I buy.
Larry, looking worried, said, 'Dad, I think the UPS guy wants to buy Mom .....