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An orexigenic, or appetite stimulant, is a drug, hormone, or compound that increases appetite and may induce hyperphagia. This can be a medication or a naturally occurring neuropeptide hormone, such as ghrelin , orexin or neuropeptide Y , [ 1 ] [ 2 ] which increases hunger and therefore enhances food consumption .
Polyphagia or hyperphagia is an abnormally strong, incessant sensation of hunger or desire to eat often leading to overeating. [1] In contrast to an increase in appetite following exercise, polyphagia does not subside after eating and often leads to rapid intake of excessive quantities of food.
Poor appetite can have numerous causes, but may be a result of physical (infectious, autoimmune or malignant disease) or psychological (stress, mental disorders) factors. Likewise, hyperphagia (excessive eating) may be a result of hormonal imbalances, mental disorders (e.g., depression ) and others.
A related phenomenon, specific appetite, also known as specific hunger, is conceptually related to, but distinct from, hedonic hunger. Specific appetite is a drive to eat foods with specific flavors or other characteristics: in usage, specific appetite has put greater emphasis on an individual who adaptationally learns a particular appetite ...
Other mental health conditions, medications, and underlying medical issues can cause weight loss and changes in appetite. If you’ve noticed significant weight loss lately, it’s best to seek ...
Methylphenidate is a stimulant drug that is often used in the treatment of ADHD and narcolepsy and occasionally to treat obesity in combination with diet restraints and exercise. Its effects at therapeutic doses include increased focus, increased alertness, decreased appetite, decreased need for sleep and decreased impulsivity.
2. Consider GLP-1 Medications. If you have overweight or obesity, GLP-1 (glucagon-like peptide-1 receptor agonist) drugs can help you lose weight by suppressing your appetite and increasing ...
Anti-obesity medication or weight loss medications are pharmacological agents that reduce or control excess body fat. These medications alter one of the fundamental processes of the human body , weight regulation, by: reducing appetite and consequently energy intake , increasing energy expenditure , redirecting nutrients from adipose to lean ...