Question: Michael and Robert are scientists who work in a nuclear reactor facility. Michael was replacing a fuel rod in the nuclear reactor when a small explosion happened, causing Michael to be exposed to high doses of radiation in a short period of time. Robert was in the adjacent room when the explosion happened, and as a result he only suffered low doses of radiation. Who is more likely to suffer hair loss?
Answer: Michael

Question: Two groups of tourists went on two different cruise ships Group J had some members contract Norovirus and hepatitis A, while group K got many cases of giardia and trichinella infections. Which group had more people with inflammation of the liver?
Answer: Group J

Question: Two friends had unprotected sex with their respective dates on the same night. Everything went fine for both of them. They later found out the bad news. Mike had been infected with HIV. Luckily enough Pete was healthy, he didn't get any diseases. Which friend didn't have a virus that is transmitted by sexual contact?
Answer:
Pete