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News & Articles By Willow Tohi
10/22/2025
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By Willow Tohi
Hormonal birth control alters brain structure and fear processing, study finds
Women currently using hormonal contraceptives showed thinner ventromedial prefrontal cortex (vmPFC), a region critical for fear regulation. Thinner vmPFC correlates with impaired ability to suppress fear responses, potentially increasing anxiety risk. Women naturally have larger dorsal anterior cingulate cortex (dACC) than men, which may explain higher baseline fear sensitivity. Past users had vmPFC thickness similar […]
10/22/2025
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By Willow Tohi
Healthy gut, happy mind: How your microbiome shapes anxiety, depression and mental well-being
The gut microbiome directly influences brain function and mental health through the gut-brain axis. Imbalances in gut bacteria are linked to anxiety, depression, ADHD and autism spectrum disorders. Probiotics, prebiotics and fermented foods can restore microbial balance and improve mood. Dietary changes (low-carb, high-fat, or Mediterranean diets) show strong correlations with reduced anxiety and depression. […]
10/21/2025
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By Willow Tohi
Study links ultra-processed plant-based meat alternatives to depression and inflammation
Vegetarians consuming plant-based meat alternatives (PBMAs) had a 42% increased risk of depression compared to those avoiding them. PBMA consumers showed higher C-reactive protein (CRP) levels, a key marker of systemic inflammation. Despite similar macronutrient intake (sodium, sugar, fats), PBMA eaters had slightly higher blood pressure and lower HDL cholesterol. Surprisingly, PBMA consumption was linked […]
10/18/2025
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By Willow Tohi
The metabolic countdown: Scientists identify a critical window to halt accelerated brain aging
Brain aging is not a steady decline but accelerates sharply during a “critical window” in midlife, typically between the ages of 40 and 60. The primary driver of this decline is neuronal insulin resistance, which prevents brain cells from efficiently using glucose for fuel. Ketones, an alternative fuel source, can bypass this insulin resistance and […]
10/05/2025
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By Willow Tohi
Overeating driven by emotions resists GLP-1 weight loss drugs, study finds
New research highlights that weight-loss medications, particularly GLP-1 receptor agonists (GLP-1s), may be less effective for individuals who overeat due to emotional triggers. Published in Clinical Diabetes and Healthcare, the study found that while GLP-1s can help those who respond to external food cues, they may fail to address the psychological factors behind emotional eating. […]
09/25/2025
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By Willow Tohi
Why your morning pee color could reveal more than just your hydration status
Darker morning urine indicates higher cortisol response to stress. Low fluid intake (1.3L/day) increases stress reactivity, while higher intake (4.4L/day) blunts it. Urine color of 4 or above on an 8-point scale links to greater stress hormone responses. Consistently high cortisol can contribute to cardiovascular disease, diabetes and immune dysfunction. Maintain hydration by drinking water […]
09/08/2025
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By Willow Tohi
In the dark: How even dim nighttime light rewires your health — from cancer to diabetes
Even dim light at night disrupts sleep architecture, raising heart rate, insulin resistance and diabetes risk — without suppressing melatonin. Artificial light is linked to higher cancer risks, including breast and pancreatic cancers, due to circadian disruption and melatonin interference. Heart and metabolic health suffer from chronic nighttime light exposure, with studies showing elevated cortisol, […]
08/30/2025
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By Willow Tohi
The unspoken realities of menopause’s most common symptoms
Hot flashes, experienced daily by 87% of menopausal women, originate in the brain due to a hypersensitive hypothalamus reacting to dropping estrogen levels. The symptom is a full-body neurological event, often involving heart palpitations, chills, anxiety and a subsequent wave of fatigue, not just heat. Emerging research indicates a potential link between severe, early-onset hot […]
08/27/2025
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By Willow Tohi
Sleep loss: The hidden culprit behind weight gain and poor health
Sleep loss disrupts hunger hormones, weakens self-control and slows metabolism. Poor sleep leads to increased cravings for high-calorie foods and reduced physical activity. Research shows that even one night of poor sleep can have significant impacts on appetite and metabolism. Improved sleep can help reverse these effects and support weight loss and overall health. Practical […]
08/25/2025
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By Willow Tohi
Scientists unlock 30-year mystery: Rare micronutrient holds key to brain health and cancer defense
Queuosine, a rare micronutrient from food and gut bacteria, is critical for brain function, memory, stress response and cancer defense—but until now, scientists didn’t know how our bodies absorb it. Researchers at University of Florida and Trinity College Dublin discovered the SLC35F2 gene, the long-sought “transporter” that allows queuosine to enter cells, solving a 30-year […]
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