






























See Also
See Again
© Getty Images
0 / 31 Fotos
Gut fermentation syndrome - Imagine that you eat a nice bowl of pasta for lunch, and don't have an alcoholic beverage with it.
© iStock
1 / 31 Fotos
Gut fermentation syndrome - After the meal, however, you're hammered. This is called gut fermentation syndrome, or auto-brewery syndrome.
© iStock
2 / 31 Fotos
Gut fermentation syndrome
- The intoxication is caused by a kind of gut yeast that turns sugar into ethanol through fermentation.
© iStock
3 / 31 Fotos
Gut fermentation syndrome - The rare syndrome is caused by an excessive presence of a certain species of yeast, one that is commonly used to make beer and bread.
© iStock
4 / 31 Fotos
Gut fermentation syndrome - Treatment of this syndrome includes anti-fungal or antibiotic therapy, a specific diet with controlled carbohydrates, as well as probiotics.
© iStock
5 / 31 Fotos
Fregoli delusion - Have you ever seen someone and felt like you recognized them, but in reality you've never actually met them before?
© iStock
6 / 31 Fotos
Fregoli delusion - For some people this is a daily condition, and it’s called Fregoli delusion. People with this syndrome believe that everyone they meet is someone they know, but in disguise.
© iStock
7 / 31 Fotos
Fregoli delusion
- It’s a misidentification delusion that allows a person to falsely see someone as psychologically identical to someone else, even though they’re physically different.
© Shutterstock
8 / 31 Fotos
Fregoli delusion
- The syndrome may be related to a brain lesion, and is often regarded as dangerous because of its paranoid nature. The delusional person often believes whoever is in disguise is coming after them.
© Shutterstock
9 / 31 Fotos
Fregoli delusion - Fregoli delusion is a type of neuropsychiatric disorder that should be treated with the help of specialized physicians.
© iStock
10 / 31 Fotos
Lesch–Nyhan syndrome
- Usually when we think of something biologically harmful in our bodies, it’s separate from ourselves. With Lesch-Nyhan syndrome, you become the danger to yourself.
© Shutterstock
11 / 31 Fotos
Lesch–Nyhan syndrome - The condition is caused by a mutation of the X chromosome, and causes neurological and behavioral abnormalities, as well as the overproduction of uric acid in the body. A distinguishing characteristic is self-harm.
© iStock
12 / 31 Fotos
Lesch–Nyhan syndrome - The disease is hereditary, it occurs almost exclusively in males, and self-harm is apparent in the majority of affected males.
© iStock
13 / 31 Fotos
Lesch–Nyhan syndrome
- It typically begins as a toddler, with biting of the lips and tongue, but can quickly progress to finger biting and head banging. There are also other symptoms like inflammatory arthritis, kidney stones, and moderate cognitive disabilities.
© Shutterstock
14 / 31 Fotos
Lesch–Nyhan syndrome
- There is no cure for this syndrome, but medication can help ease the symptoms.
© Shutterstock
15 / 31 Fotos
Stendhal syndrome - Visiting a museum or an art gallery is an enriching, peaceful experience, right? Well, not for everyone.
© iStock
16 / 31 Fotos
Stendhal syndrome - Some people feel dizzy, faint, and experience an increased heart rate and even hallucinations just from being exposed to so many objects of great beauty.
© iStock
17 / 31 Fotos
Stendhal syndrome - The syndrome has long been debated by psychologists, but the apparent effects on some people have been severe enough to warrant medical attention.
© iStock
18 / 31 Fotos
Stendhal syndrome - It is also known as Florence syndrome because of the number of cases reported by people who have visited the art-filled city.
© iStock
19 / 31 Fotos
Stendhal syndrome - Though it can't be defined as a psychiatric disorder, there is evidence that the same cerebral areas involved in emotional responses are activated when exposed to art. Treatment includes rest, and perhaps psychological counseling.
© iStock
20 / 31 Fotos
Cotard delusion
- Zombies are typically frightening to people because of their relationship to their bodies, and their complete lack of care for normal human values. What if someone told you there’s a condition very similar to that?
© Shutterstock
21 / 31 Fotos
Cotard delusion
- Cotard delusion, also known as walking corpse syndrome, is marked by the delusional belief that you or your body parts are dead, dying, or don't exist.
© Shutterstock
22 / 31 Fotos
Cotard delusion
- People who suffer from this rare condition also usually suffer from depression and other severe mental illnesses.
© Shutterstock
23 / 31 Fotos
Cotard delusion - People with this syndrome feel as if they’re dead or rotting away, and in some cases they may even feel like they’ve never existed. This feeling can be about their entire body, or specific limbs, or occasionally their soul.
© iStock
24 / 31 Fotos
Cotard delusion
- Though the condition has no cure, a healthy mix of psychiatric therapy and medication can help.
© Shutterstock
25 / 31 Fotos
Pica - When you see an array of clay, cloth, and chalk, are you appetized? If you have pica, you may have a strong desire to eat these non-nutritive substances.
© iStock
26 / 31 Fotos
Pica - This disorder, also known as allotriophagy, can include consuming non-nutritive substances like ice, hair, paper, drywall, paint chips, stones, soil, wood, coal, glass, chalk, and more.
© iStock
27 / 31 Fotos
Pica
- It's most commonly seen in pregnant women, small children, and people with developmental disabilities.
© Shutterstock
28 / 31 Fotos
Pica
- Pica can form as a type of comfort in the face of things like emotional trauma, maternal deprivation, family issues, or parental neglect.
© Shutterstock
29 / 31 Fotos
Pica
- Treatment is very specific for each case and should be prescribed by a doctor.
© Shutterstock
30 / 31 Fotos
© Getty Images
0 / 31 Fotos
Gut fermentation syndrome - Imagine that you eat a nice bowl of pasta for lunch, and don't have an alcoholic beverage with it.
© iStock
1 / 31 Fotos
Gut fermentation syndrome - After the meal, however, you're hammered. This is called gut fermentation syndrome, or auto-brewery syndrome.
© iStock
2 / 31 Fotos
Gut fermentation syndrome
- The intoxication is caused by a kind of gut yeast that turns sugar into ethanol through fermentation.
© iStock
3 / 31 Fotos
Gut fermentation syndrome - The rare syndrome is caused by an excessive presence of a certain species of yeast, one that is commonly used to make beer and bread.
© iStock
4 / 31 Fotos
Gut fermentation syndrome - Treatment of this syndrome includes anti-fungal or antibiotic therapy, a specific diet with controlled carbohydrates, as well as probiotics.
© iStock
5 / 31 Fotos
Fregoli delusion - Have you ever seen someone and felt like you recognized them, but in reality you've never actually met them before?
© iStock
6 / 31 Fotos
Fregoli delusion - For some people this is a daily condition, and it’s called Fregoli delusion. People with this syndrome believe that everyone they meet is someone they know, but in disguise.
© iStock
7 / 31 Fotos
Fregoli delusion
- It’s a misidentification delusion that allows a person to falsely see someone as psychologically identical to someone else, even though they’re physically different.
© Shutterstock
8 / 31 Fotos
Fregoli delusion
- The syndrome may be related to a brain lesion, and is often regarded as dangerous because of its paranoid nature. The delusional person often believes whoever is in disguise is coming after them.
© Shutterstock
9 / 31 Fotos
Fregoli delusion - Fregoli delusion is a type of neuropsychiatric disorder that should be treated with the help of specialized physicians.
© iStock
10 / 31 Fotos
Lesch–Nyhan syndrome
- Usually when we think of something biologically harmful in our bodies, it’s separate from ourselves. With Lesch-Nyhan syndrome, you become the danger to yourself.
© Shutterstock
11 / 31 Fotos
Lesch–Nyhan syndrome - The condition is caused by a mutation of the X chromosome, and causes neurological and behavioral abnormalities, as well as the overproduction of uric acid in the body. A distinguishing characteristic is self-harm.
© iStock
12 / 31 Fotos
Lesch–Nyhan syndrome - The disease is hereditary, it occurs almost exclusively in males, and self-harm is apparent in the majority of affected males.
© iStock
13 / 31 Fotos
Lesch–Nyhan syndrome
- It typically begins as a toddler, with biting of the lips and tongue, but can quickly progress to finger biting and head banging. There are also other symptoms like inflammatory arthritis, kidney stones, and moderate cognitive disabilities.
© Shutterstock
14 / 31 Fotos
Lesch–Nyhan syndrome
- There is no cure for this syndrome, but medication can help ease the symptoms.
© Shutterstock
15 / 31 Fotos
Stendhal syndrome - Visiting a museum or an art gallery is an enriching, peaceful experience, right? Well, not for everyone.
© iStock
16 / 31 Fotos
Stendhal syndrome - Some people feel dizzy, faint, and experience an increased heart rate and even hallucinations just from being exposed to so many objects of great beauty.
© iStock
17 / 31 Fotos
Stendhal syndrome - The syndrome has long been debated by psychologists, but the apparent effects on some people have been severe enough to warrant medical attention.
© iStock
18 / 31 Fotos
Stendhal syndrome - It is also known as Florence syndrome because of the number of cases reported by people who have visited the art-filled city.
© iStock
19 / 31 Fotos
Stendhal syndrome - Though it can't be defined as a psychiatric disorder, there is evidence that the same cerebral areas involved in emotional responses are activated when exposed to art. Treatment includes rest, and perhaps psychological counseling.
© iStock
20 / 31 Fotos
Cotard delusion
- Zombies are typically frightening to people because of their relationship to their bodies, and their complete lack of care for normal human values. What if someone told you there’s a condition very similar to that?
© Shutterstock
21 / 31 Fotos
Cotard delusion
- Cotard delusion, also known as walking corpse syndrome, is marked by the delusional belief that you or your body parts are dead, dying, or don't exist.
© Shutterstock
22 / 31 Fotos
Cotard delusion
- People who suffer from this rare condition also usually suffer from depression and other severe mental illnesses.
© Shutterstock
23 / 31 Fotos
Cotard delusion - People with this syndrome feel as if they’re dead or rotting away, and in some cases they may even feel like they’ve never existed. This feeling can be about their entire body, or specific limbs, or occasionally their soul.
© iStock
24 / 31 Fotos
Cotard delusion
- Though the condition has no cure, a healthy mix of psychiatric therapy and medication can help.
© Shutterstock
25 / 31 Fotos
Pica - When you see an array of clay, cloth, and chalk, are you appetized? If you have pica, you may have a strong desire to eat these non-nutritive substances.
© iStock
26 / 31 Fotos
Pica - This disorder, also known as allotriophagy, can include consuming non-nutritive substances like ice, hair, paper, drywall, paint chips, stones, soil, wood, coal, glass, chalk, and more.
© iStock
27 / 31 Fotos
Pica
- It's most commonly seen in pregnant women, small children, and people with developmental disabilities.
© Shutterstock
28 / 31 Fotos
Pica
- Pica can form as a type of comfort in the face of things like emotional trauma, maternal deprivation, family issues, or parental neglect.
© Shutterstock
29 / 31 Fotos
Pica
- Treatment is very specific for each case and should be prescribed by a doctor.
© Shutterstock
30 / 31 Fotos
Uncommon medical conditions with really strange symptoms
Did you know some people can get drunk without drinking alcohol?
© Getty Images
The human body is a complex thing that we haven't quite totally figured out yet, and sometimes the reality of medical conditions can be stranger than fiction. For example, you probably think that no one could actually ever become a zombie, or that someone would be lying if they became intoxicated after dinner but claimed they didn't touch a drink. But these are the fruit of rare syndromes that make people behave in almost unbelievable ways.
Click through to see some truly astounding medical conditions with strange symptoms.
RECOMMENDED FOR YOU



































MOST READ
- Last Hour
- Last Day
- Last Week