- Waiting 45 minutes after eating to go swimming.
- Risks of consuming Aspartame.
- The existence of the G-Spot.
- Aromatherapy.
- "Feed a fever starve a cold," or however the saying goes.
- Sugar making kids hyperactive.
- Are acid flashbacks caused by the presence of a chemical in the spine or brain, or purely psychological?
- Different types of alcohol producing different types of drunken states (e.g., whiskey=depressed, tequila=hallucinogenic, gin=tranquil/clumsy, etc.)
- Effects of second-hand smoke.
- Correlation of foot and penis size.
- Hats causing baldness.
- Effects of knuckle cracking.
- Phrenology.