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diseases / medical conditions 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
+ - 724 239
Ebola virus disease 
                    is listed (or ranked) 1 on the list The Scariest Diseases of All Time

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2
+ - 630 181
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
+ - 531 119
Necrotizing fasciitis 
                    is listed (or ranked) 3 on the list The Scariest Diseases of All Time
Necrotizing fasciitis Skin Discoloration, Pain Necrosis

4
+ - 585 182
HIV 
                    is listed (or ranked) 4 on the list The Scariest Diseases of All Time
HIV Lymphadenopathy, Headache Flu-like symptoms

5
+ - 421 114
Lung cancer 
                    is listed (or ranked) 5 on the list The Scariest Diseases of All Time
Lung cancer Nail clubbing, Dyspnea Cachexia

6
+ - 356 154
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
+ - 432 114
Bubonic plague 
                    is listed (or ranked) 7 on the list The Scariest Diseases of All Time

8
+ - 378 120
Smallpox 
                    is listed (or ranked) 8 on the list The Scariest Diseases of All Time
Smallpox Enanthem, Macule

9
+ - 285 119
Parkinson's disease 
                    is listed (or ranked) 9 on the list The Scariest Diseases of All Time
Parkinson's disease Drooling, Hypomimia Tremor

10
+ - 267 106
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
+ - 235 102
Creutzfeldt–Jakob disease 
                    is listed (or ranked) 11 on the list The Scariest Diseases of All Time

12
+ - 286 108
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
+ - 242 100
Head and neck cancer 
                    is listed (or ranked) 13 on the list The Scariest Diseases of All Time

14
+ - 224 75
Cancer of the larynx 
                    is listed (or ranked) 14 on the list The Scariest Diseases of All Time

15
+ - 194 62
Harlequin-type ichthyosis 
                    is listed (or ranked) 15 on the list The Scariest Diseases of All Time

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16
+ - 179 84
Bovine spongiform encephalopat... 
                    is listed (or ranked) 16 on the list The Scariest Diseases of All Time

17
+ - 203 109
Progeria 
                    is listed (or ranked) 17 on the list The Scariest Diseases of All Time

18
+ - 195 65
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
+ - 100 39
Cardiovascular disease 
                    is listed (or ranked) 19 on the list The Scariest Diseases of All Time
Cardiovascular disease Dyspnea, Dizziness Palpitation

20
+ - 173 61
Skin cancer 
                    is listed (or ranked) 20 on the list The Scariest Diseases of All Time
Skin cancer Skin ulcer, Skin lesion Melanocytic nevus

21
+ - 195 79
Testicular cancer 
                    is listed (or ranked) 21 on the list The Scariest Diseases of All Time
Testicular cancer Swollen testicle, Lumbago Painless testicular lump

22
+ - 197 107
Malaria 
                    is listed (or ranked) 22 on the list The Scariest Diseases of All Time
Malaria Fever, Chills

23
+ - 215 62
Zika Virus 
                    is listed (or ranked) 23 on the list The Scariest Diseases of All Time
Zika Virus

24
+ - 118 10
Brain Cancer 
                    is listed (or ranked) 24 on the list The Scariest Diseases of All Time

25
+ - 204 117
Major depression 
                    is listed (or ranked) 25 on the list The Scariest Diseases of All Time
Major depression Boredom, Melancholia Insomnia

26
+ - 173 56
Leprosy 
                    is listed (or ranked) 26 on the list The Scariest Diseases of All Time
Leprosy Plaque, Nasal congestion Thick skin

27
+ - 120 78
Poliomyelitis 
                    is listed (or ranked) 27 on the list The Scariest Diseases of All Time
Poliomyelitis Flaccid paralysis

28
+ - 120 52
Paranoid Schizophrenia 
                    is listed (or ranked) 28 on the list The Scariest Diseases of All Time
Paranoid Schizophrenia

29
+ - 120 57
Fatal familial insomnia 
                    is listed (or ranked) 29 on the list The Scariest Diseases of All Time

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30
+ - 134 97
Lupus erythematosus 
                    is listed (or ranked) 30 on the list The Scariest Diseases of All Time
Lupus erythematosus Joint pain, Dyspnea Raynaud's phenomenon

31
+ - 129 59
Lyme disease 
                    is listed (or ranked) 31 on the list The Scariest Diseases of All Time
Lyme disease Bell's palsy, Radiculopathy Malaise

32
+ - 114 68
Proteus syndrome 
                    is listed (or ranked) 32 on the list The Scariest Diseases of All Time

33
+ - 123 31
Muscular dystrophy 
                    is listed (or ranked) 33 on the list The Scariest Diseases of All Time
Muscular dystrophy Dyspnea, Gait abnormality Scoliosis

34
+ - 137 74
Histoid leprosy 
                    is listed (or ranked) 34 on the list The Scariest Diseases of All Time

35
+ - 137 91
Genital herpes 
                    is listed (or ranked) 35 on the list The Scariest Diseases of All Time
Genital herpes Proctitis, Dysuria Fever

36
+ - 110 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
+ - 102 34
Prostate cancer with bone meta... 
                    is listed (or ranked) 37 on the list The Scariest Diseases of All Time

38
+ - 96 55
Typhoid fever 
                    is listed (or ranked) 38 on the list The Scariest Diseases of All Time
Typhoid fever Fatigue, Abdominal pain Fever

39
+ - 95 41
Fibrodysplasia ossificans prog... 
                    is listed (or ranked) 39 on the list The Scariest Diseases of All Time

40
+ - 141 44
Rabies 
                    is listed (or ranked) 40 on the list The Scariest Diseases of All Time

41
+ - 104 50
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 38
Pulmonary embolism 
                    is listed (or ranked) 42 on the list The Scariest Diseases of All Time
Pulmonary embolism Dyspnea, Collapse Hemoptysis

43
+ - 88 46
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
+ - 75 44
Lepromatous leprosy 
                    is listed (or ranked) 44 on the list The Scariest Diseases of All Time

45
+ - 69 60
Kawasaki disease 
                    is listed (or ranked) 45 on the list The Scariest Diseases of All Time
Kawasaki disease Joint pain, Lymphadenopathy Strawberry tongue

46
+ - 62 12
Ovarian cancer 
                    is listed (or ranked) 46 on the list The Scariest Diseases of All Time
Ovarian cancer Pelvic pain, Dyspnea Bloating

47
+ - 66 55
Hantavirus Infection 
                    is listed (or ranked) 47 on the list The Scariest Diseases of All Time

48
+ - 87 104
Influenza 
                    is listed (or ranked) 48 on the list The Scariest Diseases of All Time
Influenza Watery eyes, Red eye Fever

49
+ - 63 53
Dissociative identity disorder 
                    is listed (or ranked) 49 on the list The Scariest Diseases of All Time

50
+ - 40 12
Primary Amebic Meningoencephal... 
                    is listed (or ranked) 50 on the list The Scariest Diseases of All Time
Primary Amebic Meningoencephalitis