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The term inanition [2] refers to the symptoms and effects of starvation. Starvation by outside forces is a crime according to international criminal law and may also be used as a means of torture or execution. According to the World Health Organization (WHO), hunger is the single gravest threat to the world's public health.
Starvation response in animals (including humans) is a set of adaptive biochemical and physiological changes, triggered by lack of food or extreme weight loss, in which the body seeks to conserve energy by reducing metabolic rate and/or non-resting energy expenditure to prolong survival and preserve body fat and lean mass.
In the field of hunger relief, the term hunger is used in a sense that goes beyond the common desire for food that all humans experience, also known as an appetite. The most extreme form of hunger, when malnutrition is widespread, and when people have started dying of starvation through lack of access to sufficient, nutritious food, leads to a ...
Hunger is a sensation that motivates the consumption of food. The sensation of hunger typically manifests after only a few hours without eating and is generally considered to be unpleasant. Satiety occurs between 5 and 20 minutes after eating. [1] There are several theories about how the feeling of hunger arises. [2]
Famine relief is an organized effort to reduce starvation in a region in which there is famine. A famine is a phenomenon in which a large proportion of the population of a region or country are so undernourished that death by starvation becomes increasingly common.
Of the 57% of household affected by food insecurity in Nunavut, almost half of them are severely food insecure. These rates of food security equal 4.4 million people, of which 1.2 million were under the age of 18. [157] Some common co-occurring conditions were households with lower incomes, single-income, and renting rather than owning their home.
In the United States, 11.1 percent of households struggle with food insecurity. [52] Food insecurity refers to the lack of access to quality food for a healthy lifestyle. [52] The rate of hunger and malnutrition in female headed households was three times the national average at 30.2 percent.
According to the USDA, in 2015, about 19 million people, around 6% of the United States population, lived in a food desert, and 2.1 million households both lived in a food desert and lacked access to a vehicle. [68] However, the definition and number of people living in food deserts is constantly evolving as it depends on census information. [71]