The desire for FOOD generated by a sensation arising from the lack of food in the STOMACH.
Behavioral response associated with the achieving of gratification.
Natural recurring desire for food. Alterations may be induced by APPETITE DEPRESSANTS or APPETITE STIMULANTS.
The production and movement of food items from point of origin to use or consumption.
Behavioral responses or sequences associated with eating including modes of feeding, rhythmic patterns of eating, and time intervals.
Physiologic mechanisms which regulate or control the appetite and food intake.
The consumption of edible substances.
A 28-amino acid, acylated, orexigenic peptide that is a ligand for GROWTH HORMONE SECRETAGOGUE RECEPTORS. Ghrelin is widely expressed but primarily in the stomach in the adults. Ghrelin acts centrally to stimulate growth hormone secretion and food intake, and peripherally to regulate energy homeostasis. Its large precursor protein, known as appetite-regulating hormone or motilin-related peptide, contains ghrelin and obestatin.
Total number of calories taken in daily whether ingested or by parenteral routes.
A portion of the food eaten for the day, usually at regular occasions during the day.
Work-related situations in which the employees as a group refuse to work until certain conditions of employment are granted by the employer.
Any substances taken in by the body that provide nourishment.
A 36-amino acid peptide produced by the L cells of the distal small intestine and colon. Peptide YY inhibits gastric and pancreatic secretion.
A drive stemming from a physiological need for WATER.
Differences of opinion or disagreements that may arise, for example, between health professionals and patients or their families, or against a political regime.
Food or financial assistance for food given to those in need.
Ingestion of a greater than optimal quantity of food.
Hormones synthesized from amino acids. They are distinguished from INTERCELLULAR SIGNALING PEPTIDES AND PROTEINS in that their actions are systemic.
Eating an excess amount of food in a short period of time, as seen in the disorder of BULIMIA NERVOSA. It is caused by an abnormal craving for food, or insatiable hunger also known as "ox hunger".
The time frame after a meal or FOOD INTAKE.
Sensation of enjoyment or gratification.
Flavoring agent sweeter than sugar, metabolized as PHENYLALANINE and ASPARTIC ACID.
The evacuation of food from the stomach into the duodenum.
Financial assistance to impoverished persons for the essentials of living through federal, state or local government programs.
Works containing information articles on subjects in every field of knowledge, usually arranged in alphabetical order, or a similar work limited to a special field or subject. (From The ALA Glossary of Library and Information Science, 1983)
Sense of awareness of self and of the environment.
The study of the physiological basis of human and animal behavior.
Those factors which cause an organism to behave or act in either a goal-seeking or satisfying manner. They may be influenced by physiological drives or by external stimuli.
An imbalanced nutritional status resulted from insufficient intake of nutrients to meet normal physiological requirement.
The lack of sufficient energy or protein to meet the body's metabolic demands, as a result of either an inadequate dietary intake of protein, intake of poor quality dietary protein, increased demands due to disease, or increased nutrient losses.
Disorders caused by nutritional imbalance, either overnutrition or undernutrition.
Disorders caused by nutritional imbalance, either overnutrition or undernutrition, occurring in children ages 2 to 12 years.
A syndrome produced by severe protein deficiency, characterized by retarded growth, changes in skin and hair pigment, edema, and pathologic changes in the liver, including fatty infiltration, necrosis, and fibrosis. The word is a local name in Gold Coast, Africa, meaning "displaced child". Although first reported from Africa, kwashiorkor is now known throughout the world, but mainly in the tropics and subtropics. It is considered to be related to marasmus. (From Dorland, 27th ed)
State of the body in relation to the consumption and utilization of nutrients.
The rights of the individual to cultural, social, economic, and educational opportunities as provided by society, e.g., right to work, right to education, and right to social security.
An international organization whose members include most of the sovereign nations of the world with headquarters in New York City. The primary objectives of the organization are to maintain peace and security and to achieve international cooperation in solving international economic, social, cultural, or humanitarian problems.
Situations affecting a significant number of people, that are believed to be sources of difficulty or threaten the stability of the community, and that require programs of amelioration.
Clusters of topics that fall within the domain of BIOETHICS, the field of study concerned with value questions that arise in biomedicine and health care delivery.
Fabric or other material used to cover the body.
An international agreement of the World Medical Association which offers guidelines for conducting experiments using human subjects. It was adopted in 1962 and revised by the 18th World Medical Assembly at Helsinki, Finland in 1964. Subsequent revisions were made in 1975, 1983, 1989, and 1996. (From Encyclopedia of Bioethics, rev ed, 1995)
A form of interactive entertainment in which the player controls electronically generated images that appear on a video display screen. This includes video games played in the home on special machines or home computers, and those played in arcades.
A federal area located between Maryland and Virginia on the Potomac river; it is coextensive with Washington, D.C., which is the capital of the United States.
Time period from 1901 through 2000 of the common era.
Theoretical construct used in applied mathematics to analyze certain situations in which there is an interplay between parties that may have similar, opposed, or mixed interests. In a typical game, decision-making "players," who each have their own goals, try to gain advantage over the other parties by anticipating each other's decisions; the game is finally resolved as a consequence of the players' decisions.
Time period from 1801 through 1900 of the common era.
Baked food product made of flour or meal that is moistened, kneaded, and sometimes fermented. A major food since prehistoric times, it has been made in various forms using a variety of ingredients and methods.
Full gratification of a need or desire followed by a state of relative insensitivity to that particular need or desire.