Brainihacks

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#neuroscience #biohacking #andrewhuberman

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A study published in ‘Scientific Reports’ examined how eight of the most popular energy drink brands affect muscle development at the cellular level. Using C2C12 myoblasts—standard lab models for muscle regeneration—the researchers tested the effects of real-world energy drink dosages during the critical 4-day muscle recovery window. What they found wasn’t just surface-level disruption. Energy drinks suppressed key genetic signals that activate muscle repair, including MyoG and MCK—genes essential for fusing muscle cells and rebuilding damaged fibers. This points to a deeper issue: the ingredients in these drinks may be interfering with the body’s ability to recover from training, not just blunting performance in the moment, but halting adaptation altogether. The broader implication? What you drink post-workout can do more than affect your energy—it can derail your gains at the genetic level. Performance isn’t just about training harder; it’s about respecting the biology that makes progress possible. #health #fitness #neuroscience #biohacking #wellness

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A new study published in ‘PNAS Nexus’ explored how restricting mobile internet access—without eliminating texting or calls—impacts cognitive function. Over a two-week period, researchers measured the effects on sustained attention using a validated continuous performance task and found results that challenge how we think about screen time and brain health. What sets this research apart is that the intervention didn’t rely on lifestyle overhauls, digital detox retreats, or mindfulness practices. It simply removed passive internet use—apps, social media, and web browsing—and the brain quickly began to recover. This suggests that our attention systems aren’t permanently damaged but are being constantly overloaded by fragmented, low-value digital input. The results support a growing body of neuroscience showing that digital overstimulation taxes executive function, while removing it—even temporarily—can trigger measurable improvements in performance. In a world where cognitive decline is increasingly linked to lifestyle rather than aging alone, this study makes one thing clear: the way we interact with our phones may be one of the most underestimated factors affecting long-term brain health. #health #fitness #neuroscience #biohacking #wellness