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Depression and suicide linked to air pollution in new global study

Cutting toxic air might prevent millions of people getting depression, research suggests

18 December 2019 - Futurity - More body fat may hamper thinking as you age

Having less muscle and more body fat may affect how flexible our thinking gets as we become older, according to a new study.

Doctors warn vegans to take risks of vitamin B12 deficiency seriously

Shortage of vitamin B12 - commonly sourced from milk products - can damage nerves and is best supplemented in vegan diets

The double burden of nutrition: When malnutrition and obesity overlap

The Lancet recently published a warning report calling attention to the “new nutrition reality” - malnutrition combined with obesity - facing low and middle-income countries that is driven by the modern food system.

18 December 2019 - MedicalXpress - Study: Obesity could affect brain development in children

New research based on a massive research study suggests that a change in brain structure may help explain relationship between obesity and decreased executive function in children.

Here's a bitter pill to swallow: Artificial sweeteners may be doing more harm than good

A $2.2 billion industry to help people lose weight through artificial sweeteners may be contributing to type 2 diabetes, according to researchers from the University of South Australia.

16 December 2019 - The Guardian - Malnutrition and obesity now a global problem, say experts

One in three low- and middle-income countries affected as junk food and sugary drinks reach every corner of globe.

Refined carbs may trigger insomnia, finds study

An estimated 30% of adults experience insomnia, and a new study suggests that diet may be partly to blame.

Could some people with schizophrenia in poorer nations simply have a vitamin deficiency?

New study identifies link between vitamin-B3 (niacin)-deficient mothers and schizophrenia, implicating a variant of the gene NAPRT1, which lowers the body's ability to use that vitamin.

Hydration may affect cognitive function in some older adults

Not getting enough water is enough to make you feel sluggish and give you a headache, but a new study suggests it may also relate to cognitive performance.

Taking fish oil tablets for four weeks improves 'night vision,' study says

Researchers conclude that omega-3 DHA does indeed improve 'dark adaptation capabilities' – the process the eyes go through when adjusting to new light levels.

11 December 2019 - MedicalXpress - Scientists discover key neural circuit regulating alcohol consumption

Researchers discover that specific neurons in the central nucleus of the amygdala (CeA) contribute to reward-like behaviors, alcohol consumption in particular.

Study finds association between poor diet, age-related macular degeneration

People who eat a diet high in processed meat, fried food, refined grains and high-fat dairy are three times more likely to develop late-stage age-related macular degeneration (AMD), according to this research.

How junk food shapes the developing teenage brain

The adolescent brain is vulnerable to diet-induced changes, but these changes may endure through life.

Epigenetic Influences on Depressed Mood: A Concise Review

Stress and poor nutrition probably increase risk of developing depressed mood.

10 December 2019 - MedicalXpress - Brain differences may be tied to obesity, kids' study says

New results from the largest long-term study of brain development and children's health raise provocative questions about obesity and brain function.

Eating more ketones may fight against Alzheimer's disease (a new animal study suggests)

A ketone-supplemented diet may protect neurons from death during the progression of Alzheimer's disease, according to mouse-based research.

9 December 2019 - Nutraingredients - ISSFAL publishes guidelines on analysis of omega-3 blood status in clinical research

The International Society for the Study of Fatty Acids and Lipids (ISSFAL) has released new guidelines to encourage best practice in clinical trial design and study interpretation.

5 December 2019 - The Conversation - Limited eating times could be a new way to fight obesity and diabetes

New research suggests there is another simple tool to fight off high blood sugar, high blood pressure and high cholesterol: restricting your eating time to a daily 10-hour window.

5 December 2019 - MedicalXpress - Infant blood markers predict childhood mental health

Research shows that levels of cholesterol and fat in a newborn's blood can reliably predict that child's psychological and social health five years later.