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Diabetes mellitus causes a disruption in the body's ability to transfer glucose from food into energy. [clarification needed] Polyphagia in type 2 diabetes is usually not as apparent as the polyphagia in type 1 diabetes. In type 1 diabetes, it probably results from cellular starvation and the depletion of cellular stores of carbohydrates, fats ...
Physical inactivity of children has also shown to be a serious cause, and children who fail to engage in regular physical activity are at greater risk of obesity. Researchers studied the physical activity of 133 children over a three-week period using an accelerometer to measure each child's level of physical activity. They discovered the obese ...
Malnutrition occurs when an organism gets too few or too many nutrients, resulting in health problems. [11] [12] Specifically, it is a deficiency, excess, or imbalance of energy, protein and other nutrients which adversely affects the body's tissues and form.
A limited or excessive appetite is not necessarily pathological. Abnormal appetite could be defined as eating habits causing malnutrition and related conditions such as obesity and its related problems. Both genetic and environmental factors may regulate appetite, and abnormalities in either may lead to abnormal appetite.
Excess appetite for palatable, high-calorie food (especially fat, sugar, and certain animal proteins) is seen as the primary factor driving obesity worldwide, likely because of imbalances in neurotransmitters affecting the drive to eat. [108] Dietary energy supply per capita varies markedly between different regions and countries.
Excessive, difficult-to-control feelings of worry ... Although pregnancy typically increases appetite and causes weight gain, many people experience a poor appetite during the first trimester ...
Overeating occurs when an individual consumes more calories in relation to the energy that is expended via physical activity or expelled via excretion, leading to weight gain and often obesity.
Avoidant/restrictive food intake disorder is not simply "picky eating" commonly seen in toddlers and young children, which usually resolves on its own. [2]In ARFID, the behaviors are so severe that they lead to nutritional deficiencies, poor weight gain (or significant weight loss), and/or significant interference with "psychosocial functioning."