Search results
Results from the WOW.Com Content Network
v. t. e. The symptoms of COVID-19 are variable depending on the type of variant contracted, ranging from mild symptoms to a potentially fatal illness. [ 1][ 2] Common symptoms include coughing, fever, loss of smell (anosmia) and taste (ageusia), with less common ones including headaches, nasal congestion and runny nose, muscle pain, sore throat ...
Diplopia. Diplopia. Other names. Double vision. One way a person might experience double vision. Specialty. Neurology, ophthalmology. Diplopia is the simultaneous perception of two images of a single object that may be displaced horizontally or vertically in relation to each other. [ 1] Also called double vision, it is a loss of visual focus ...
COVID-19 is more infectious than influenza, but less so than measles. [34] Estimates of the number of people infected by one person with COVID-19—the basic reproduction number (R 0)—have varied. In November 2020, a systematic review estimated R 0 of the original Wuhan strain to be approximately 2.87 (95% CI, 2.39 – 3.44). [90]
Treatment and management of COVID-19. The treatment and management of COVID-19 combines both supportive care, which includes treatment to relieve symptoms, fluid therapy, oxygen support as needed, [ 1][ 2][ 3] and a growing list of approved medications. Highly effective vaccines have reduced mortality related to SARS-CoV-2; however, for those ...
Adenovirus infection is a contagious viral disease, caused by adenoviruses, commonly resulting in a respiratory tract infection. [ 1][ 10] Typical symptoms range from those of a common cold, such as nasal congestion, coryza and cough, to difficulty breathing as in pneumonia. [ 10] Other general symptoms include fever, fatigue, muscle aches ...
Severe acute respiratory syndrome (SARS) is the disease caused by SARS-CoV-1. It causes an often severe illness and is marked initially by systemic symptoms of muscle pain, headache, and fever, followed in 2–14 days by the onset of respiratory symptoms, [ 13] mainly cough, dyspnea, and pneumonia. Another common finding in SARS patients is a ...
Binocular vision. Principle of binocular vision with horopter shown. In biology, binocular vision is a type of vision in which an animal has two eyes capable of facing the same direction to perceive a single three-dimensional image of its surroundings. Binocular vision does not typically refer to vision where an animal has eyes on opposite ...
Coronavirus diseases are caused by viruses in the coronavirus subfamily, a group of related RNA viruses that cause diseases in mammals and birds. In humans and birds, the group of viruses cause respiratory tract infections that can range from mild to lethal. Mild illnesses in humans include some cases of the common cold (which is also caused by ...