When eating is motivated by pleasure, rather than hunger, endogenous rewarding chemical signals are activated which can lead to overeating, according to a recent study accepted for publication in The Endocrine Society’s Journal of Clinical Endocrinology & Metabolism (JCEM). The phenomenon ultimately affects body mass and may be a factor in the continuing rise of obesity.
Tag Archives | Weight Gain
A survey of more than 33,000 Italian high school students reveals that both underweight and overweight teens consume 20 to 40% more illegal drugs than their normal-weight peers. The work, led by Sabrina Molinaro and Francesca Denoth of the Italian National Research Council, is reported in the Nov. 16 issue of the online journal PLoS […]
Both marriage and divorce can act as “weight shocks,” leading people to add a few extra pounds – especially among those over age 30 – according to a new study. But when it comes to large weight gains, the effects of marital transitions are quite different for men than they are for women.
People with personality traits of high neuroticism and low conscientiousness are likely to go through cycles of gaining and losing weight throughout their lives, according to an examination of 50 years of data in a study published by the American Psychological Association. The publisher made the original study available for free for an undetermined length […]
A new study that looks at weight change over decades finds that the obesity epidemic in teens and young adults has its roots in the late 1990s and early 2000s when body weights began to rise. But not everyone was affected equally. “Females are at greater risk than males, and black females are at greatest […]
A new study indicates that the practices that help people to lose weight and the practices that help them keep it off do not overlap much. “No one announces to a dieter, ‘You’re moving into the weight-maintenance stage. You’ll have to do things differently,’ said lead author Christopher Sciamanna, M.D. His group investigated whether two […]
A high-fat diet can be bad for your health. However, a snack-based “cafeteria”-style diet of highly palatable, energy-dense foods is even worse, according to new research. A study by researchers at the University of North Carolina at Chapel Hill found that rats that ate snack foods commonly consumed by children and adults in the U.S. […]
Synthetic fat substitutes used in low-calorie potato chips and other foods could backfire and contribute to weight gain and obesity, according to a study published by the American Psychological Association. The study, by researchers at Purdue University, challenges the conventional wisdom that foods made with fat substitutes help with weight loss. The study was published […]