|
|
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
Persons who overdose with cardiac glycosides have a better chance of overall survival if they can survive the first 24 hours after the overdose.
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.
Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
Studies show that systolic blood pressure can be significantly lowered by taking statins. In fact, the higher the patient's baseline blood pressure, the greater the effect of statins on his or her blood pressure.
![Holding the head with one hand, apply effleurage to upper trapezius on one side using the fist. When ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_3_35_46_33151263.jpeg)
![Apply two-hand petrissage over the entire upper back. Place palms flat on back next to each other. ...](https://biology-forums.com/gallery/33/medium_380798_23_08_17_3_43_18_331702340.jpeg)