How sugar affects the brain – Nicole Avena

When you eat something loaded with sugar, your taste buds, your gut and your brain all take notice. This activation of your reward system is not unlike how bodies process addictive substances such as alcohol or nicotine — an overload of sugar spikes dopamine levels and leaves you craving more. Nicole Avena explains why sweets and treats should be enjoyed in moderation.

Broccoli Soup with Sumac and Crispy Broccoli

You probably already cook with turmeric in your kitchen, but sumac may be new to you. Sumac is a berry that’s dried and pulverized into a powder. It’s brick-red hue and lemony ping of tartness pairs well with so many foods. I like it sprinkled on hummus, avocado toast, roasted cauliflower, and as part of my homemade za’ atar, a Middle Eastern spice mix.

Does long-term exposure to air pollution lead to a steeper rate of cognitive decline?

People who live in urban areas with higher levels of air pollution may score lower on thinking and memory tests and may also lose cognitive skills faster over time, or it is possible they also may not, according to a study published in the April 8, 2020, online issue of Neurology. Researchers examined the association of air pollution levels and cognitive impairment and decline in participants in two large epidemiological studies. They found an association between the air pollution and cognitive decline in one study group but not in the other.

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