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In the United States, congenital cytomegalovirus causes one child to become disabled almost every hour. CMV is the leading preventable viral cause of development disability in newborns. These disabilities include hearing or vision loss, and cerebral palsy.
On average, the stomach produces 2 L of hydrochloric acid per day.
Although puberty usually occurs in the early teenage years, the world's youngest parents were two Chinese children who had their first baby when they were 8 and 9 years of age.
Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.
Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
![Forms of primary adult glaucoma: (a) in chronic open-angle glaucoma, the anterior chamber angle rema](https://biology-forums.com/gallery/47/medium_46687_29_12_14_8_44_31_1980050.jpeg)
![The left-hand rule states that if a coil is grasped with the left hand, the fingers will point in ...](https://biology-forums.com/gallery/29/medium_548020_30_05_17_6_52_55_29820644.png)