Hard reps.

1-3 reps

Best for:

  • developing peak strength
  • competition OK for:
  • strength gain. SFR is not ideal. Not great for:
  • Hypertrophy
  • terrible SFR and STR

3-6 reps

Best for:

  • develop strength OK for:
  • peaking strength
  • hypertrophy Not great for:
  • maximizing strength or hypertrophy

5-10 reps

Best for hypertrophy and teaching technique Ok for basic strength Not ok for peaking strength, isolation moves, low amplitude

10-20 reps

Best for hypertrophy on average, high volume hypertrophy training Ok for faster or slower twitch fibers Not great for strength, under-developed technique

20-30 reps

Best for hypertrophy with isolations, machines Hypertrophy in slower fiber types Hypertrophy with los joint stress After injury Ok for targeting broad range of fibers, medium term growth (months) Not great for strength, faster fiber focus, consistent growth year after year, under developed technique, cant go low RIRs