I have an iron lung, and the dog keeps me from getting too close to magnets.
[...]
I have SARS. He's tallying the people I infect.
[...]
I'm nearsighted. He helps me read the road signs.
[...]
I'm a recovering alcoholic. The dog gets between me and a beer.
[...]
I have an irregular heartbeat and he's CPR certified.
[...]
Color-blind. He tells me when the traffic lights change.
[...]
He translates for my Spanish-speaking clients.
[...]
He's a chick magnet.
[...]
I'm a lawyer. He chases ambulances for me.