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A temporary loss of smell can be caused by a blocked nose or infection. In contrast, a permanent loss of smell may be caused by death of olfactory receptor neurons in the nose or by brain injury in which there is damage to the olfactory nerve or damage to brain areas that process smell (see olfactory system).
Losing or not having your sense of smell may be linked to changes in breathing that could lead to depression, social isolation or other mental health problems, a new study suggests.
Lethargy can be a normal response to inadequate sleep, overexertion, overworking, stress, lack of exercise, improper nutrition, drug abuse, boredom, or a symptom of an underlying illness or disorder. It may also be a side effect of medication or caused by an interaction between medications or medication(s) and alcohol .
Postorgasmic illness syndrome (POIS) is a syndrome in which human males have chronic physical and cognitive symptoms following ejaculation. [1] The symptoms usually onset within seconds, minutes, or hours, and last for up to a week. [1] The cause and prevalence are unknown; [2] it is considered a rare disease. [3]
Smell disorders can result in the inability to detect environmental dangers such as gas leaks, toxins, or smoke. In addition to safety, nutritional and eating habits can also be affected. There is a loss of appetite because of unpleasant flavor and fear of failing to recognize and consuming spoiled food.
Often, patients can only recognize their prodrome symptoms when they get to the pain phase and look back, Singh says. During a prodrome period, the Mayo Clinic and American Migraine Foundation say ...
Oral cancer treatments, such as chemotherapy, radiation therapy, and surgical treatments, are further causes of taste and smell loss with up to 70% of oral cancer patients noting dysgeusia. Specifically, chemotherapies and radiation treatments may impair or damage various taste related cells, and certain surgeries may even remove minor to major ...
The patient would report phantosmia symptoms, but would correctly identify known odors and would claim to have no symptoms of smell loss. She had no history of epilepsy, and her electroencephalographic results were normal. Later on, while the symptoms of phantosmia were decreasing, she developed severe symptoms of Parkinson disease.