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  1. Does High-Intensity Exercise Affect Our Hearts? Minds? Life …

  2. Exercise Vigorously for 4 Seconds. Repeat. Your Muscles May …

  3. Sprint, rest, repeat: Exploring the benefits of high-intensity interval ...

  4. Cognitive benefits from high intensity interval training may last …

  5. High intensity interval training (HIIT): Benefits and how to start

  6. The Benefits of High-Intensity Interval Training | U.S. News

  7. A 15-minute full body HIIT workout — no equipment required - NBC News

  8. Mayo Clinic discovers high-intensity aerobic training can …

  9. High-intensity interval training has great gains - Science News

  10. HIIT: What It Is, Health Benefits, and Getting Started