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Transmission (medicine)
In medicine, transmission is the passing of a disease from an infected individual or group to a previously uninfected individual or group. In order to survive, microorganisms that require human hosts ... > more -
Post-traumatic stress disorder
Post-traumatic stress disorder (PTSD) is a term for certain psychological consequences of exposure to, or confrontation with, stressful experiences that the person experiences as highly traumatic. ... > more -
Vaccination
Vaccination is the process of administering weakened or dead pathogens to a healthy person or animal, with the intent of conferring immunity against a targeted form of a related disease agent. It ... > more -
Hazardous Waste
Environmental Science
Healthy Aging
Attention Deficit Disorder
Sports Medicine
Pregnancy and Childbirth
Mercury poisoning
Mercury poisoning, also known as mercuralism, is the phenomenon of toxication by contact with mercury. The main dangers associated with elemental mercury are that at standard conditions for ... > more -
Whole grain
Whole grains are cereal grains which retain the bran and germ as well as the endosperm, in contrast to refined grains which retain only the endosperm. Whole meal products are made from whole grain ... > more -
Brown recluse spider
The brown recluse spider is a venomous spider, Loxosceles reclusa. It is usually between 1/4 and 3/4 inch (6.4-19.1mm) but may grow larger. It is brown and usually has markings on the dorsal side of ... > more -
Ionizing radiation
Ionizing radiation is a type of particle radiation in which an individual particle (for example, a photon, electron, or helium nucleus) carries enough energy to ionize an atom or molecule (that is, ... > more -
Scarlet fever
Scarlet fever is an exotoxin-mediated disease caused by Group A streptococcal infection that occurs most often in association with a sore throat and rarely with impetigo or other streptococcal ... > more -
Menstrual cycle
The menstrual cycle is the set of recurring physiological changes in a female's body that are under the control of the reproductive hormone system and necessary for reproduction. In women, menstrual ... > more
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