Relax into Stretch: Mastering the Art of Relaxed Flexibility is a book by Pavel Tsatsouline about flexibility training.
I love your book relax into stretch I think it's a really important concept this idea that the nervous system and our mental state is preventing inhibiting a good amount of our natural flexibility
""Andrew Huberman mentions Pavo's book, Relax into Stretch, and highlights its important concept of the nervous system and mental state inhibiting flexibility."