science The Scariest Diseases of All Time

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List Rules Vote up any disease or disorder that seems like a horrible/painful thing to experience. Diseases do not have to be incurable.

You know when you have a cold and feel like you're dying? Well buck up, because your little sniffles are nothing compared to the world's scariest diseases. This list of the scariest diseases of all time, as ranked by the Ranker Community, will have you checking WebMD like a madman (or woman). Everyone wants to be healthy from the minute they are born to the last breath they take, but that doesn't always happen. There are a lot of scary, debilitating things that can happen to your body along the way. A slow, wasting sickness or a something that only gives you 3 months to live? How do you rank it? Which scary illnesses frighten you the most?

From scary skin diseases, to terrifying viruses, some of these illnesses even just have plain scary disease names to go along with their awful symptoms. Being a shut in might sound appealing after learning about these worst, horrible diseases, but that's no way to live. Still, what are the most distressing fatal diseases? Choose the fatal diseases that freak you out the most and vote them up, then talk to your doctor about how to stay healthy. 

1
+ - 744 247
Ebola virus disease is listed (or ranked) 1 on the list The Scariest Diseases of All Time

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2
+ - 648 190
Alzheimer's disease is listed (or ranked) 2 on the list The Scariest Diseases of All Time
Alzheimer's disease Apraxia, Aggression Pathological laughing and crying

3
+ - 548 121
Necrotizing fasciitis is listed (or ranked) 3 on the list The Scariest Diseases of All Time
Necrotizing fasciitis Skin Discoloration, Pain Necrosis

4
+ - 599 184
HIV is listed (or ranked) 4 on the list The Scariest Diseases of All Time
HIV Lymphadenopathy, Headache Flu-like symptoms

5
+ - 435 117
Lung cancer is listed (or ranked) 5 on the list The Scariest Diseases of All Time
Lung cancer Nail clubbing, Dyspnea Cachexia

6
+ - 363 161
Multiple sclerosis is listed (or ranked) 6 on the list The Scariest Diseases of All Time
Multiple sclerosis Optic papillitis, Horner's syndrome Dyspnea

7
+ - 442 118
Bubonic plague is listed (or ranked) 7 on the list The Scariest Diseases of All Time

8
+ - 386 122
Smallpox is listed (or ranked) 8 on the list The Scariest Diseases of All Time
Smallpox Enanthem, Macule

9
+ - 294 122
Parkinson's disease is listed (or ranked) 9 on the list The Scariest Diseases of All Time
Parkinson's disease Drooling, Hypomimia Tremor

10
+ - 275 107
Huntington's disease is listed (or ranked) 10 on the list The Scariest Diseases of All Time
Huntington's disease Fasciculation, Slurred Speech Dysphagia

11
+ - 245 103
Creutzfeldt–Jakob disease is listed (or ranked) 11 on the list The Scariest Diseases of All Time

12
+ - 296 108
Breast cancer is listed (or ranked) 12 on the list The Scariest Diseases of All Time
Breast cancer Breast lump, Paget's disease of the breast Nipple discharge

13
+ - 252 101
Head and neck cancer is listed (or ranked) 13 on the list The Scariest Diseases of All Time

14
+ - 232 76
Cancer of the larynx is listed (or ranked) 14 on the list The Scariest Diseases of All Time

15
+ - 185 85
Bovine spongiform encephalopat... is listed (or ranked) 15 on the list The Scariest Diseases of All Time

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16
+ - 199 63
Harlequin-type ichthyosis is listed (or ranked) 16 on the list The Scariest Diseases of All Time

17
+ - 208 112
Progeria is listed (or ranked) 17 on the list The Scariest Diseases of All Time

18
+ - 205 67
Cervical cancer is listed (or ranked) 18 on the list The Scariest Diseases of All Time
Cervical cancer Pelvic pain, Vaginal bleeding Increased vaginal discharge

19
+ - 206 107
Malaria is listed (or ranked) 19 on the list The Scariest Diseases of All Time
Malaria Fever, Chills

20
+ - 107 41
Cardiovascular disease is listed (or ranked) 20 on the list The Scariest Diseases of All Time
Cardiovascular disease Dyspnea, Dizziness Palpitation

21
+ - 180 63
Skin cancer is listed (or ranked) 21 on the list The Scariest Diseases of All Time
Skin cancer Skin ulcer, Skin lesion Melanocytic nevus

22
+ - 202 81
Testicular cancer is listed (or ranked) 22 on the list The Scariest Diseases of All Time
Testicular cancer Swollen testicle, Lumbago Painless testicular lump

23
+ - 221 66
Zika Virus is listed (or ranked) 23 on the list The Scariest Diseases of All Time
Zika Virus

24
+ - 127 11
Brain Cancer is listed (or ranked) 24 on the list The Scariest Diseases of All Time

25
+ - 212 120
Major depression is listed (or ranked) 25 on the list The Scariest Diseases of All Time
Major depression Boredom, Melancholia Insomnia

26
+ - 179 59
Leprosy is listed (or ranked) 26 on the list The Scariest Diseases of All Time
Leprosy Plaque, Nasal congestion Thick skin

27
+ - 123 81
Poliomyelitis is listed (or ranked) 27 on the list The Scariest Diseases of All Time
Poliomyelitis Flaccid paralysis

28
+ - 127 54
Paranoid Schizophrenia is listed (or ranked) 28 on the list The Scariest Diseases of All Time
Paranoid Schizophrenia

29
+ - 140 99
Lupus erythematosus is listed (or ranked) 29 on the list The Scariest Diseases of All Time
Lupus erythematosus Joint pain, Dyspnea Raynaud's phenomenon

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30
+ - 125 58
Fatal familial insomnia is listed (or ranked) 30 on the list The Scariest Diseases of All Time

31
+ - 136 61
Lyme disease is listed (or ranked) 31 on the list The Scariest Diseases of All Time
Lyme disease Bell's palsy, Radiculopathy Malaise

32
+ - 118 69
Proteus syndrome is listed (or ranked) 32 on the list The Scariest Diseases of All Time

33
+ - 140 74
Histoid leprosy is listed (or ranked) 33 on the list The Scariest Diseases of All Time

34
+ - 127 32
Muscular dystrophy is listed (or ranked) 34 on the list The Scariest Diseases of All Time
Muscular dystrophy Dyspnea, Gait abnormality Scoliosis

35
+ - 140 93
Genital herpes is listed (or ranked) 35 on the list The Scariest Diseases of All Time
Genital herpes Proctitis, Dysuria Fever

36
+ - 114 66
Dengue fever is listed (or ranked) 36 on the list The Scariest Diseases of All Time
Dengue fever Pain behind the eyes, Joint pain Vascular Leak

37
+ - 106 35
Prostate cancer with bone meta... is listed (or ranked) 37 on the list The Scariest Diseases of All Time

38
+ - 100 55
Typhoid fever is listed (or ranked) 38 on the list The Scariest Diseases of All Time
Typhoid fever Fatigue, Abdominal pain Fever

39
+ - 100 43
Fibrodysplasia ossificans prog... is listed (or ranked) 39 on the list The Scariest Diseases of All Time

40
+ - 147 44
Rabies is listed (or ranked) 40 on the list The Scariest Diseases of All Time

41
+ - 105 52
Amyotrophic lateral sclerosis is listed (or ranked) 41 on the list The Scariest Diseases of All Time
Amyotrophic lateral sclerosis Hyperreflexia, Fasciculation Slurred Speech

42
+ - 85 40
Pulmonary embolism is listed (or ranked) 42 on the list The Scariest Diseases of All Time
Pulmonary embolism Dyspnea, Collapse Hemoptysis

43
+ - 92 48
Crohn's disease is listed (or ranked) 43 on the list The Scariest Diseases of All Time
Crohn's disease Autoimmune hemolytic anemia, Scleritis Fever

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44
+ - 73 60
Kawasaki disease is listed (or ranked) 44 on the list The Scariest Diseases of All Time
Kawasaki disease Joint pain, Lymphadenopathy Strawberry tongue

45
+ - 69 55
Hantavirus Infection is listed (or ranked) 45 on the list The Scariest Diseases of All Time

46
+ - 76 45
Lepromatous leprosy is listed (or ranked) 46 on the list The Scariest Diseases of All Time

47
+ - 66 14
Ovarian cancer is listed (or ranked) 47 on the list The Scariest Diseases of All Time
Ovarian cancer Pelvic pain, Dyspnea Bloating

48
+ - 89 106
Influenza is listed (or ranked) 48 on the list The Scariest Diseases of All Time
Influenza Watery eyes, Red eye Fever

49
+ - 64 55
Dissociative identity disorder is listed (or ranked) 49 on the list The Scariest Diseases of All Time

50
+ - 42 13
Primary Amebic Meningoencephal... is listed (or ranked) 50 on the list The Scariest Diseases of All Time
Primary Amebic Meningoencephalitis