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Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
Not getting enough sleep can greatly weaken the immune system. Lack of sleep makes you more likely to catch a cold, or more difficult to fight off an infection.
Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
It is believed that the Incas used anesthesia. Evidence supports the theory that shamans chewed cocoa leaves and drilled holes into the heads of patients (letting evil spirits escape), spitting into the wounds they made. The mixture of cocaine, saliva, and resin numbed the site enough to allow hours of drilling.
A seasonal flu vaccine is the best way to reduce the chances you will get seasonal influenza and spread it to others.
![The medical assistant often has to reassure and comfort the patient before effective communication c](https://biology-forums.com/gallery/47/medium_380792_21_05_16_2_07_16_235561803.jpeg)
![Apothecary measures of weights were often used for prescription writing, especially for compounding. ...](https://biology-forums.com/gallery/31/medium_398119_17_07_17_9_46_03_31927450.jpeg)