• Acupuncture
• Phrenology
• Eugenics
• Trepanation
• Homeopathy
• Chiropractic
• Faith Healing
• Physiognomy
• Orgone Box
• Mary Baker Eddy
• Edgar Cayce
• Colloidal metals
• Alex Chiu's Immortality Rings
• AIDS denialists (Foo Fighters, ACT UP San Francisco, Jenna Elfman, etc.)

Argyria
Trepanation