Here's a drawing of a spirochete. Love, Ralph."

Kevin's biting me. Here's a drawing of a spirochete. Love, Ralph."

Well, but if I'm cured-- Then all the spirochetes will die off.

When a tick begins to suck your blood... ...spirochetes infest your blood and spinal fluid and then the brain.

When a tick begins to suck your blood... ...spirochetes infest your blood and spinal fluid and then the brain.

But now it's back, and the spirochetes that cause syphilis are eating away at your brain cells.

I'm sorry, but... the fact that the sexual pleasure center... of your cerebral cortex has been overstimulated by spirochetes is--