The mass of an atom relative to that of carbon-12. This is approximately the sum of the number of protons and neutrons in the nucleus. Where more than one isotope exists, the value given is the abundance weighted average. Isotopes. Atoms of the same element with different numbers of neutrons.
Eating disorders. Eating disorders are abnormal eating habits that can threaten your health or even your life. They include: Anorexia nervosa: Individuals believe theyâre fat even when theyâre dangerously thin and restrict their eating to the point of starvation.
Binge eating disorder is characterized by frequent episodes of binge eating, defined as the uncontrolled consumption of abnormally large amounts of food in a discrete period of time. During these episodes, individuals with binge eating disorder often eat more quickly than usual, eat beyond fullness, eat when not physically hungry, eat alone out of embarrassment, and feel disgusted, depressed, guilty, and distressed.