Polarized 4x8 - 1 Hour

• Cycling
• 1hTime
• 75Stress
• 0.87Intensity
• 21Popularity

About this workout

The Polarized 4x8 workout features sustained 8-minute efforts at 100% FTP, perfect for building your threshold power like the Seiler 4x8 protocol. This session is a classic for those looking to improve their performance in weekly group rides and time trials without overdoing it.

Workout structure

• 8 min @ 50-70% (50-70w)
• 4X
  • 4 min @ 50% (50w)
  • 8 min @ 100% (100w)
• 4 min @ 50% (50w)