Roller coaster phobia combine substantial heights with seemingly insignificant support, as well as free-falls and the illusion of uncontrolled drops. Because acrophobia involves an extreme fear of heights and falling, these conditions could cause someone who is an acrophobic to have an extremely negative reaction to riding roller coasters. Claustrophobia involves two parts, fear of physical restraint and fear of suffocation. The safety harnesses and enclosures on some rollercoaster and other rides are very restrictive, in order to protect the riders from harm. In addition, the speed of these rides can cause air displacement that makes it difficult for riders to catch their
Fear of the dark same article states that "the phobia has been known to be extremely disruptive to adult patients and… incapacitating". The word "nyctophobia" comes from the Greek νυκτός, "nyktos", genitive of νύξ, "nyx", "night" and φόβος, "phobos", "fear". The fear of darkness or night has several non-clinical terminologies—"lygophobia", "scotophobia" and "achluophobia". Fear of the dark Fear of the dark is a common fear or phobia among children and, to a varying degree, adults. A fear of the dark does not always concern darkness itself; it can also be a fear of possible or imagined dangers concealed by darkness. Some degree of fear