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The temperature reading depends on which part of the body is being measured. The typical daytime temperatures among healthy adults are as follows: Temperature in the rectum (rectal), vagina, or in the ear (tympanic) is about 37.5 °C (99.5 °F) [20] [medical citation needed] Temperature in the mouth (oral) is about 36.8 °C (98.2 °F) [12]
An older term, febricula (a diminutive form of the Latin word for fever), was once used to refer to a low-grade fever lasting only a few days. This term fell out of use in the early 20th century, and the symptoms it referred to are now thought to have been caused mainly by various minor viral respiratory infections. [124]
A 2021 Cochrane rapid review found that based upon low-certainty evidence, international travel-related control measures such as restricting cross-border travel may help to contain the spread of COVID‑19. [263] Additionally, symptom/exposure-based screening measures at borders may miss many positive cases. [263]
The severity of COVID-19 varies. It may take a mild course with few or no symptoms, resembling other common upper respiratory diseases such as the common cold. In 3–4% of cases (7.4% for those over age 65) symptoms are severe enough to cause hospitalisation. [153]
1977 and 1978: The first list of essential medicines was drawn up, [30]: 17 and a year later the ambitious goal of "Health For All" was declared. [30]: 18 Three former directors of the Global Smallpox Eradication Programme read the news that smallpox had been globally eradicated, 1980. 1986: The WHO began its global programme on HIV/AIDS.
Unit 731 (Japanese: 731部隊, Hepburn: Nana-san-ichi Butai), [note 1] short for Manchu Detachment 731 and also known as the Kamo Detachment [3]: 198 and the Ishii Unit, [5] was a covert biological and chemical warfare research and development unit of the Imperial Japanese Army that engaged in lethal human experimentation and biological weapons manufacturing during the Second Sino-Japanese War ...
2-rich air, but this practice was discontinued after some babies were blinded by the oxygen content being too high. [13] Breathing pure O 2 in space applications, such as in some modern space suits, or in early spacecraft such as Apollo, causes no damage due to the low total pressures used. [117] [137] In the case of spacesuits, the O
July is usually the hottest month, with an average high temperature of 94 °F (34 °C) and an average low temperature of 61 °F (16 °C). January is the coolest month, with an average high temperature of 55 °F (13 °C) and an average low temperature of 35 °F (2 °C). The average annual rainfall is 27 inches (690 mm).