Category: Environment & Lifestyle
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The mouthwash blood pressure link is real but small: antiseptic rinsing stalls a nitric oxide pathway on your tongue. Here is what the trials actually show.
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The 2025 fluoride IQ study pooled 74 studies and found a real link. Here is why it fades below 1.5 mg per liter, and what that means for your tap water.
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Blue light glasses were tested in 17 trials on 619 people: eye strain was unchanged, the sleep results disagreed, and the retina claim was never tested.
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The sleep apnea signs that matter most are the ones a partner sees: loud snoring, breathing pauses and gasping. Roughly 8 in 10 serious cases go undiagnosed.
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Sleep tracker accuracy splits in two: rings nearly match a medical ECG on heart rate, but no device is close on sleep stages. Here is what to trust tonight.
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Mouth taping sleep claims rest on 10 poor-quality studies covering 213 patients. What the evidence really shows, who it helped, and when taping is dangerous.
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Exercise timing tilts which benefit you get, not whether you get one. What the trials say about morning versus evening workouts, and what matters more.
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A continuous glucose monitor has no proven health benefit if you do not have diabetes. Here is what it can honestly measure, and what it cannot tell you.
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Paper straws are toxic: a suspected carcinogen leaked into soda above the legal limit, and forever chemicals hit 90% of brands. Here’s why to ditch them.
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Spending 120 minutes in nature a week is linked to better health and wellbeing — where the dose comes from, what counts, and how solid the science really is.
Bio-Hacking.Blog 