What does it mean muscle group in long resistance training

I couldn't find any specific references from the Huberman Lab about the term "muscle group in long resistance training." However, generally speaking in the context of resistance training, "muscle group" refers to a set of muscles that are targeted or worked during an exercise session. "Long resistance training" might imply extended duration or consistent long-term training practices focusing on resistance exercises.

For more detailed or specific insights, you might want to listen to relevant episodes of the Huberman Lab that delve into exercise and muscle training topics.