In 30 axSpA pts (mean age 42 yrs, BASDAI 3.5, BASFI 2.8, BASMI 2.0, chest expansion 4.5 cm), an 8-wk individualized exercise (cardiorespiratory + trunk strength via cardiopulmonary exercise testing [CPET] & David Back Concept [DBC] devices) ↓ trunk strength deficit 14.1% & https://t.co/505cCEOzu1