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Food, mood and behaviour

The article reviews the possible psychopharmacologic effect of several nutrients on mood and behaviour. Key findings include the potential mild antidepressant effects of SAMe, folic acid, and tryptophan, as well as the relation between carbohydrate consumption and sedation.

SourceCanadian Medical Association Journal·JournalCanadian Medical Association Journal·DateJan 21, 2002

Poor or immobile elderly may not eat well this holiday

A study by Cornell University researchers found that factors like poverty, low education, and social isolation are linked to inadequate purchasing power for a nutritious diet. The research also reveals that functional impairments significantly increase the risk of food insecurity among elderly individuals.

SourceCornell University·JournalJournal of Nutrition·DateNov 28, 2001

Sociodemographic factors affect the nutritional status of HIV-infected adults

A study of 633 HIV-positive participants found that sociodemographic factors significantly affect their nutritional adequacy. Gay men, those with higher household incomes and educational attainment, were more likely to meet the Recommended Daily Allowances for nutrients. In contrast, individuals with lower incomes, fewer children at ho...

SourceAmerican Journal of Clinical Nutrition·JournalAmerican Journal of Clinical Nutrition·DateNov 21, 2001

All food energy improves memory in elderly, study says

A new study from the University of Toronto shows that consuming carbohydrate, fat and protein drinks of equal calories improves verbal recall in elderly individuals. The positive effects on memory are explained by an evolutionary perspective, suggesting specific types of food energy enhance specific aspects of brain function.

SourceUniversity of Toronto·JournalAmerican Journal of Clinical Nutrition·DateNov 19, 2001

New study from the United Nations Food and Agricultural Organization and Mayo Clinic sets the stage for future nutritional research throughout the world

A new study from the United Nations Food and Agricultural Organization and Mayo Clinic found that women in western Africa need more energy than men based on their work burden. The research determined that women worked two to three hours more per day than men, resulting in a 30% increase in energy needs.

SourceMayo Clinic·JournalScience·DateOct 25, 2001

'Energy Density' -- Not Fat -- Is Key To Feeling Full While Managing Weight

A Penn State study suggests that eating low-energy-density meals, which contain fewer calories per ounce and are rich in fruits, vegetables, or grains, can help individuals manage their weight while still feeling full and satisfied. The study found that the energy density of food, rather than fat content, plays a key role in satiety.

SourcePenn State·JournalAmerican Journal of Clinical Nutrition·DateMay 20, 1999

Fat Is Back, Healthy Diets Need Fat

A new University of Michigan study challenges traditional low-fat diet recommendations, finding that a more diverse and varied diet is associated with better mental health and quality of life. The research suggests that some fat in the diet can be beneficial when balanced with greater dietary diversity.

10 Million Report Hunger, Even With Jobs

A new study from Cornell University and the National Center for Health Statistics found that 4% of Americans experience food insufficiency, including 6% of children and 14% of low-income populations. Many individuals without health insurance are forced to choose between paying for healthcare and feeding their families.

SourceCornell University·JournalAmerican Journal of Public Health·DateMar 24, 1998

Recruiting Mole-Rats

Researchers found that naked mole-rats prefer to recruit family members to new food sources rather than eating them themselves. The rodents use a unique recruitment chirp and chemical trails to guide their kin to the food, even in pitch-black tunnels.

Anthropology News Tips From Johns Hopkins

Hopkins professors Sidney Mintz, Katherine Verdery, Donald Carter, Laury Oaks, and Felicity Northcott share their research on various anthropology topics, including the complex global economy of food, cultural identity in diaspora communities, the transformation of socialist systems, nuclear cleanup efforts, Ireland's abortion debate, ...