Threshold Power is an intensity (an effort level) that’s within or close to the phase transition from the heavy domain to the severe domain.

There are many names for this phase transition – Anaerobic Threshold, LT2, VT2, Critical Power and more.

For more information about threshold power, please see the following posts:
🔹 What is threshold power?
🔹 Identifying your Threshold Power
🔹 Using Threshold Power
🔹 What’s the difference between …
🔹 Which Threshold Power protocol is best?