|
|
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.
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
According to animal studies, the typical American diet is damaging to the liver and may result in allergies, low energy, digestive problems, and a lack of ability to detoxify harmful substances.
Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.
Long-term mental and physical effects from substance abuse include: paranoia, psychosis, immune deficiencies, and organ damage.
![Hong Kong is a strange situation. A British colony since 1842, it was handed back to China in 1997 a](https://biology-forums.com/gallery/47/medium_262797_12_08_15_1_46_34_221901097.png)
![The world attempted to deal with Somalia as if it were a real country but painfully learned that Som](https://biology-forums.com/gallery/47/medium_262797_12_08_15_1_46_36_22194163.png)
![In 2009, historian Woody Holton described how Abigail Adams shrewdly invested in the Continental Con](https://biology-forums.com/gallery/47/medium_374628_16_08_15_9_46_09_222481829.jpeg)