| Vitamins and Minerals (Micronutrients) | 1,189 | - | - |
| Vitamins: Water-Soluble or Fat-Soluble? | 185 | - | - |
| Composition of the Human Body (Compounds/Molecules) | 458 | - | - |
| Natural and Artificial Sweeteners (Food and Nutrition) | 194 | - | - |
| Drugs that are Painkillers (Analgesic/Anesthetic Medicines) | 951 | - | - |
| Recommended Childhood Vaccines for Americans | 14,747 | 0 | - |
| Diseases: Contagious... or Not? | 1,724 | - | - |
| Diseases: Deadliest Infectious Diseases by Country | 1,329 | - | - |
| Diseases, Disorders, Conditions, or Syndromes Named After People | 518 | - | - |
| Diseases Eliminated from the US | 413 | - | - |
| Diseases That are Eradicated or Eradicable | 624 | - | - |
| Diseases the WHO has Declared Emergencies for 🦠 | 2,491 | - | - |
| Diseases: Virus... or Bacteria? | 38,876 | 0 | - |
| Types of Cancer by Awareness Ribbon Color | 278 | - | - |
| Skin Conditions (Yay!) | 614 | - | - |
| Animals With the Most Rabies Cases in the US | 895 | - | - |
| Fictional Diseases in Movies, Books, and Television | 282 | - | - |
| Famous Syndromes (Medical and Otherwise) | 1,461 | - | - |
| Famous Complexes in Psychology | 790 | - | - |
| Freud's Five Psychosexual Development Stages | 256 | - | - |
| Countries with the Last Cases of Smallpox | 170 | - | - |
| Countries with the Highest Incidence of TB (Tuberculosis) | 197 | - | - |
| First 28 Countries of Wuhan Coronavirus COVID-19 Outbreak | 6,716 | - | - |
| Top 5 Countries by Cause of Death | 3,252 | - | - |
| Top 20 Healthiest Countries | 1,981 | - | - |
| First Seven US States with Coronavirus (COVID-19) Cases | 784 | - | - |
| US States with the Most Cases of Hantavirus | 128 | - | - |
| US States with the Highest Radon Levels | 110 | - | - |
| Countries with the Most Recent Cases of Polio | 180 | - | - |
| Countries Outside Europe with Safe Tapwater | 865 | - | - |
| Countries by Age of Oldest Resident Ever | 893 | - | - |
| Match the Virus or Bacterium to the Disease 🦠 | 331 | - | - |
| Vitamin Names 💊 (Click Quiz) | 206 | - | - |
| JetPunk, M.D.: Prescribe the Best Medicine 💊 | 843 | - | - |
| Name That Gland! | 253 | - | - |
