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  • General Health, Less Stress, Sleep, Sports

The BOLT Test: Measuring Your Breathing Efficiency

Measuring breathing efficiency over time help to establish a performance and health baseline. Most people assume they breathe well. Regular rhythm, no obvious problems. But the relevant question isn’t whether breathing feels comfortable, it’s how much CO₂ your body can…

  • Michael
  • 27.04.2026
  • General Health, Less Stress

Nasal Breathing for Better Performance | Science & Practical Drill

Most people switch to mouth breathing the moment effort increases – during training, a hard meeting, or just a stressful afternoon. It feels like the natural response. It’s not. Mouth breathing is a compensation. Nasal breathing is the baseline your…

  • Michael
  • 13.04.2026
  • General Health, Less Stress

What Is CO₂ Tolerance – And Why It Determines How You Perform Under Stress

Most conversations about stress management focus on mindset. Think differently. Reframe. Breathe. That last one is right – but for the wrong reasons. Most people are told to breathe deeply when stressed because it “calms you down.” That’s true. But…

  • Michael
  • 07.04.2026
  • General Health, Less Stress, Sports

Functional Breathing Explained: The Oxygen Advantage Method for Strength, Calm and Focus

Discover how Oxygen Advantage® uses modern science to improve oxygen efficiency, focus, and stress resilience through light, slow, and deep breathing.

  • Michael
  • 21.10.2025

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Atemstark supports companies, teams, and individuals in building focus, resilience, and performance through evidence-based breathing.

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