In the hospital, they need to keep the disabled patients' rooms cooler than the other patients' rooms.
Why?
They need to keep the vegetables cool and crisp.
Doctors in the Middle Ages, Plague doctor: "I must have some herbs to block out bad air."
Doctors now: "God, WTF were we doing back then?"
My grandma unplugged the internet cable, so I unplugged her life support.
What's the most expensive haircut?
Chemotherapy.
Why are hospitals always freezing?
They need to keep the vegetables cold.