Headaches and facial redness

Abstract Erythermalgia is a rare cutaneous disorder characterized by attacking of erythema, pain and increased temperature, which primarily involves the extremities and may infrequently extend to the neck, face, ears and even the scrotum. It may also be accompanied by upper cervical disorders, atypical trigeminal and glossopharyngeal neuralgias, temporomandibular joint dysfunction and a thalamic syndrome [ 11 , 12 ], and may be triggered by cleaning teeth, eating, drinking, brushing hair, touching or rubbing the ears or neck movements except warmth [ 13 , 15 ]. Multiple sclerosis is a disease of the nervous system causing difficulties with balance, speech, and movement. Hypertension Hypertension or high blood pressure is characterized by increase of blood pressure to unhealthy level. For more severe cases, other treatments options are advised such as continuous positive airway pressure or CPAP, bilevel positive airway pressure or BiPAP, expiratory positive airway pressure or EPAP or oral appliances. High fever is temporary rise in the temperature of your body, most often due to a disease.

As per to Mayo Clinic if this disease is not treated after biting, the rash will spread and lead to serious complication, for instance, arthritis, joint problems and neurological diseases such as meningitis. Excessive intake of salt may cause retention of fluid around your eyes making them look puffy and red. Most commonly, headaches begin a few hours after you fall asleep and are often painful enough to wake you, but they may also begin when you are awake.