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

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

4
+ - 599 184
HIV 
                    is listed (or ranked) 4 on the list The Scariest Diseases of All Time
HIV

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

6
+ - 363 161
Multiple sclerosis 
                    is listed (or ranked) 6 on the list The Scariest Diseases of All Time

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

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

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

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

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

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

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

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

22
+ - 202 81
Testicular cancer 
                    is listed (or ranked) 22 on the list The Scariest Diseases of All Time

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

26
+ - 123 81
Poliomyelitis 
                    is listed (or ranked) 26 on the list The Scariest Diseases of All Time

27
+ - 179 60
Leprosy 
                    is listed (or ranked) 27 on the list The Scariest Diseases of All Time

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

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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

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

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

36
+ - 114 66
Dengue fever 
                    is listed (or ranked) 36 on the list The Scariest Diseases of All Time

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

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

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

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

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44
+ - 73 60
Kawasaki disease 
                    is listed (or ranked) 44 on the list The Scariest Diseases of All Time

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

48
+ - 89 106
Influenza 
                    is listed (or ranked) 48 on the list The Scariest Diseases of All Time

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