Browse Reference Articles
491 to 500 of 646 articles
-
Human papillomavirus
Papillomaviruses are a diverse group of DNA-based viruses that infect the skin and mucous membranes of humans and a variety of animals (replicating exclusively in keratinocytes). More than 100 ... > more -
Water purification
Water purification is the removal of contaminants from raw water to produce drinking water that is pure enough for human consumption or for industrial use. Substances that are removed during the ... > more -
Sleep Disorder Research
Sleep Disorders
Insomnia
Insomnia Research
Obstructive Sleep Apnea
Disorders and Syndromes
Delayed sleep phase syndrome
Delayed sleep-phase syndrome (DSPS) is a chronic disorder of sleep timing. People with DSPS tend to fall asleep at very late times, and also have difficulty waking up in time for school or work which ... > more -
Identity theft
Identity theft (or identity fraud) is the deliberate assumption of another person's identity, usually to gain access to their finances or frame them for a ... > more -
Gate control theory of pain
The gate control theory of pain, put forward by Ron Melzack and Patrick Wall in 1962, is the idea that physical pain is not a direct result of activation of pain receptor neurons, but rather its ... > more -
Sexually transmitted disease
Sexually transmitted diseases (STDs) also known as sexually transmissible diseases, sexually transmitted infections (STIs) or (infrequently) venereal diseases (VD), are diseases or infections that ... > more
Search ScienceDaily
Number of stories in archives: 137,427

