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SEM image of a grain of table salt. The health effects of salt are the conditions associated with the consumption of either too much or too little salt. Salt is a mineral composed primarily of sodium chloride (NaCl) and is used in food for both preservation and flavor. Sodium ions are needed in small quantities by most living things, as are ...
A person's taste buds, needs for certain vitamins and other nutrients, and their desire for different types of food can change throughout that person's life. 50 young adults and 48 elderly adults participated in a study by the Monell Chemical Senses Center. [4] "Young" subjects ranged from 18 to 35 years of age, and "elderly" subjects were ...
Tea and toast syndrome is a form of malnutrition commonly experienced by elderly people who cannot prepare meals and tend to themselves. The term is not intrinsic to tea or bread products only; rather, it describes limited dietary patterns that lead to reduced calories resulting in a deficiency of vitamins and other nutrients.
Appetite is the desire to eat food items, usually due to hunger. Appealing foods can stimulate appetite even when hunger is absent, although appetite can be greatly reduced by satiety. [1] Appetite exists in all higher life-forms, and serves to regulate adequate energy intake to maintain metabolic needs.
Sleep plays a vital role in regulating metabolism and appetite. When sleep deprived, the metabolic system will be out of balance, which will ultimately affect the dietary choices people make. Teens who are sleep deprived crave more carbohydrates. Sleep deprivation is a risk factor for obesity among young adults. [7] [medical citation needed]
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 .
The visual appeal can override suppressing appetite hormones for many people to consume these goods. [5] Combinations of sugar, fat, and salt act synergistically, and are more rewarding than any one alone. In food product optimization, the goal is to include two or three of these nutrients at their bliss point.
Sensory specific satiety varies depending on age, with older adults experiencing decreased sensory specific satiety and adolescents experiencing enhanced effects. [8] In a study focusing on age in sensory specific satiety, it was hypothesized that the degree of sensory specific satiety is affected by age due to the slow sensory loss experienced ...