50 Disturbing Facts about Human Diseases – Part 2

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26Sunflower syndrome

Sunflower syndrome

Sunflower syndrome is a condition that compels those who suffer from it to turn toward a bright light and wave one hand, fingers spread, in front of their eyes. It’s usually the same hand every time.

27. Measles has a rare complication called Subacute Sclerosing Panencephalitis that occurs 6-15 years after the virus is caught. This complication causes brain swelling which leads to memory loss, change in personality, loss of body functions, uncontrollable spasming, and inevitably death.

28. There is an eating disorder called diabulimia, in which people with Type 1 diabetes deliberately reduce their insulin intake in order to lose weight, possibly leading to blindness, kidney damage, and early death.

29. Hepatitis X, also known as the "Lost Hepatitis", infects 10 people per year in the US. It will show symptoms, then disappear for about a week before returning stronger than before.

30. With hearing loss, the signal from the ear becomes weak and noisy, like a poorly tuned radio. The brain's predictive mechanisms, therefore, have to work very hard to make sense of what we are hearing. These processes sometimes end up running away with themselves to cause musical hallucinations.

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31Bulimia nervosa

Bulimia nervosa

Signs of bulimia nervosa are often spotted by dentists. Between 47% and 93% of bulimia nervosa patients have signs of tooth erosion due to repeated exposure to gastric acid and binge consumption of high-sugar foods. They may also display gum irritation and bleeding and sores on the angles of the lips.

32. Busy Life Syndrome is a real disorder causing forgetfulness and lack of concentration in people who take in too much information daily.

33. When a dementia patient forgets something, their brain fills in memory gaps with a falsification that a person believes to be true. It is called Confabulation.

34. Many children with photosensitive epilepsy have uncontrollable urges to seek seizure-inducing stimuli, some so much so that they need to be physically kept away from televisions.

35. Male survivors of Ebola virus disease can harbor active virus in their sperm, and transmit the disease sexually months after their own recovery.

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36Space Adaptation Syndrome

Space Adaptation Syndrome

Space Adaptation Syndrome is a kind of motion sickness which causes nausea and vomiting, vertigo, headaches, lethargy, and overall malaise. 45-75% of all astronauts experience it. It has always resolved within 72 hours.

37. People with Bipolar disorder are more likely to abuse drugs and alcohol due to the initial effects of the drug temporarily relieving the effects caused by the disorder, making them more likely to develop addictions.

38. You can become temporarily deaf from a common cold due to your Eustachian tube being blocked by mucus.

39. The sudden (seemingly overnight) onset of white hair due to stress is known as "Marie Antoinette Syndrome", named after the ill-fated queen whose hair turned white the night before her walk to the guillotine.

40. Endometriosis is an excruciatingly painful condition in which uterine tissue is shed and grows on the intestines, chest, bladder, and elsewhere. That tissue goes through the same process during menstruation, which means the tissue sheds, bleeds, and causes inflammation anywhere it has attached.

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41Polycystic ovary syndrome

Polycystic ovary syndrome

About 6-10% of premenopausal women have high testosterone in a disease known as polycystic ovary syndrome. This leads to reduced fertility, irregular periods, excess facial hair, male-like baldness, weight gain, among others.

42. Honeymoon Rhinitis is a condition that causes runny nose and nasal congestion during arousal and sex.

43. A thermal injury (i.e. a burn from scalding water) is sometimes so stressful on the body that it can cause liver disease and/or failure.

44. Malaria was once used to treat syphilis. Dr. Wagner von Jauregg injected sufferers with malaria-infected blood, causing an extremely high fever that would ultimately kill the disease. Jauregg won the Nobel Prize for the treatment and it remained in use until the development of penicillin.

45. During his 1960 campaign, John F. Kennedy's opponents said he had Addison's disease. His doctors released a cleverly worded statement saying that he did not have Addison's disease caused by tuberculosis, and the matter was dropped. He had Addison’s disease caused by a rare autoimmune disease.

46Heart attack

Heart attack

An unexplainable sense of impending doom is regarded as a symptom of many life-threatening medical crises such as anaphylaxis and heart attack and can present before any physical symptoms are detectable.

47. It is possible to be allergic to exercise. The condition is medically known as ‘Exercise-Induced Anaphylaxis’ and is relatively rare. Ceasing exercise immediately improves the symptoms some of which can be life-threatening.

48. A study showed that children whose parents placed the children’s pacifiers in their own mouths before giving them to the child were less likely to develop allergies like eczema and asthma later in life.

49. High IQ is associated with various mental and immunological diseases like depression, bipolar disorder, anxiety, ADHD as well as allergies, asthma, and immune disorders.

50. ADHD affects men and women differently. While boys tend to be hyperactive and impulsive girls are more disorganized, scattered, and introverted. Also, symptoms often emerge after puberty for girls while they usually settle down by puberty for boys.


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