But few teens actually get that much sleep regularly, thanks to factors such as part-time jobs, early-morning classes, homework, extracurricular activities, social demands, and use of computers and other electronic gadgets. Sleep deprivation might not seem like a big deal, but it can have serious consequences. Tired teens can find it difficult to concentrate and learn, or even stay awake in class. Too little sleep also might contribute to mood swings and behavioral problems. Drowsy driving can lead to serious â even deadly â accidents.
Necrotizing ulcerative gingivitis (NUG) is a condition affecting the gums that is caused by a bacterial infection. It is a form of periodontal (gum) disease. But unlike other forms, it typically develops quickly and causes moderate to severe pain. Necrotizing means that the condition destroys tissue.
A nuchal scan (NT Procedure) is a sonographic prenatal screening scan (ultrasound) to help identify higher chances for chromosomal conditions including Down syndrome in a fetus, particularly for older women who have higher risks of such pregnancies.creening for Down syndrome by a combination of maternal age and thickness of nuchal translucency in the fetus at 11â14 weeks of gestation was introduced in the 1990s. This method identifies about 75% of affected fetuses while screening about 5% of pregnancies.