• M
• magnesium, 1, 2
• Manchester, 1, 2, 3
• manipulation, 1, 2, 3, 4, 5, 6, 7, 8
• massage, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17
• medication, 1, 2, 3, 4, 5, 6
• melatonin, 1
• mercury, 1, 2, 3, 4, 5, 6, 7
• methylene chloride, 1, 2
• methylmercury. See mercury
• MRI, 1, 2, 3
• multiple sclerosis, 1,
  • See M.S.
• mumps, 1
• muzziness, 1, 2
• myasthenia gravis, 1