All Videos for Cognition

Preventing Alzheimer’s with Turmeric

Rural India has the lowest validated Alzheimer’s rates in the world. Is it due to the turmeric in their curry, or their largely plant-based diets?



Essential Tremor & Diet

Neurotoxins in chicken, such as the beta-carboline alkaloid harman, may explain the link between meat consumption and hand tremor, the most common movement disorder.



Cadmium & Cancer: Plant vs. Animal Foods

Though the most concentrated sources of the toxic metal cadmium are cigarette smoke, seafood, and organ meats, does greater consumption from whole grains and vegetables present a concern?



Alkylphenol Endocrine Disruptors and Allergies

The dramatic rise of allergic diseases such as eczema and seasonal allergies may be related to dietary exposure to endocrine-disruptor xenoestrogens, such as alkylphenol industrial pollutants.



How to Slow Brain Aging by Two Years

The consumption of blueberries and strawberries is associated with delayed cognitive aging by as much as 2.5 years—thought to be because of brain-localizing anthocyanin phytonutrients, as shown on functional MRI scans.



How Long to Detox from Fish Before Pregnancy?

How many months does it take to clear 99% of the mercury and other industrial toxins from one’s body, and what role might our fat stores play in holding on to fat-soluble pollutants?



Vitamin B12 Necessary for Arterial Health

The cardiovascular benefits of plant-based diets may be severely undermined by vitamin B12 deficiency.



Mercury vs. Omega-3s for Brain Development

Risk/benefit analysis of 33 fish species contrasts the brain-boosting effects of DHA with the brain-damaging effects of mercury, to determine the net effect on intelligence (IQ).



Fish Intake Associated with Brain Shrinkage

Exposure to mercury during pregnancy appears to influence fetal brain development, as detected by decreased size of a newborn’s brain.



Preserving Immune Function in Athletes with Nutritional Yeast

Athletes who overtrain may put excessive stress on their bodies, and become more susceptible to respiratory infections. But, the fiber found in nutritional and brewer’s yeast may prevent this immune decline in marathon runners.



Treating Multiple Sclerosis with the Swank MS Diet

A plant-based diet may not only be the safest treatment for multiple sclerosis; it may also be the most effective.



Kiwifruit for Insomnia

Two kiwi fruit an hour before bedtime may improve sleep quality and duration, without the side effects associated with sleeping pills.



Lavender for Generalized Anxiety Disorder

In a double-blind study, lavender oil worked as well as the valium-like drug lorazepam (Ativan) for relief of persistent anxiety, though there are concerns about estrogenic effects.



Does a Drink of Water Make Children Smarter?

Most children don’t drink water from when they wake up to when they go off to school. Interventional trials show this mild state of dehydration may negatively affect scholastic performance.



Plant-Based Diets for Breast Pain

Plant-based diets appear to offer relief from a variety of menstrual symptoms, including cramping, bloating, and breast pain (cyclical mastalgia).



Preventing Parkinson’s Disease with Diet

Low levels of neurotoxic chemicals in cheese may explain the connection between dairy product consumption and Parkinson’s disease.



Does Coconut Oil Clog Arteries?

Sellers of coconut oil use a beef industry tactic to downplay the risks associated with the saturated fat in their products.



Does Coconut Oil Cure Alzheimer’s?

Though there have been more than a thousand papers published on coconut oil in medical journals, there is little evidence it helps with Alzheimer’s disease.



Diet Versus Drugs for High Cholesterol

Though official recommendations are to first treat high cholesterol with dietary change, many physicians jump right to cholesterol-lowering medications, such as statins, that can have an array of adverse side effects.



Which Brand of Tuna Has the Most Mercury?

In a survey of three national brands of tuna in the United States, most cans exceeded the U.S. Environmental Protection Agency’s safety level for human consumption.



Creatine Brain Fuel Supplementation

Vegetarians appear to get more of a cognitive boost than meat-eaters from creatine supplementation.



What About the Caffeine?

Caffeine has positive cognitive and physiological effects at moderate doses.



Constructing a Cognitive Portfolio

Different fruits and vegetables appear to support different cognitive domains of the brain, so both variety and quantity are important.



Is Homeopathy Just Placebo?

A review of the best science on the usefulness of homeopathy to treat a variety of conditions.



Dietary Brain Wave Alteration

A neurological basis for humanity’s love affair with Camellia sinensis?



Vitamin Supplements Worth Taking

There are two vitamins not produced by plants that may require supplementation.



IQ of Vegetarian Children

The mental age of children eating plant-based diets appears to exceed their peers.