Do Blind People Sleep
A normal person s body clock functions on a 25 hour sleep pattern this is called a circadian rhythm.
Do blind people sleep. Non 24 hour sleep wake disorder is the common name for the problem many blind people have. It may be harder for blind people to get a good night s sleep. Humans blink several times a minute reflexively and as we do the lachrymal glands tear ducts produce a mild salin.
Another major cause of sleep problems in blind and visually impaired people is a disruption in the circadian system inside the human brain the hypothalamus creates an internal pacemaker of sorts generating the circadian rhythms that influence the body s daily physiological processes majorly impacting overall health behavior and well being. Some blind people do have a very good sense of hearing and blind people are able to glean a lot of useful information by. Simply can t focus well enough or have other interferences that get in the way of using.
The transformations of light between day and night produce melatonin in our bodies which regulate our sleep cycles and automatically reset our body clock to the normal 24 hour cycle. To retain natural moisture in the eyes. According to a 2014 study published in sleep medicine people born blind tend to experience more aggression and nightmares that those with sight or who became blind later in life.
Many legally blind people have eye dysfunctions not brain dysfunctions. They sense light just fine. Curiously the rapid eye movement that characterizes rem sleep occurs in some blind people even if they do not see images in dreams.
This may be due to an inability to achieve imaginal representations that help consolidate memories and sensations into something the mind can readily observe and process. Yes blind and visually impaired persons close our eyes when we sleep. Non 24 is common in totally blind people due to the lack of light information received from the eyes which normally regulates the 24 hour day night cycle.
