Tight hip flexors are a musculoskeletal imbalance where the muscles connecting your thighs to your pelvis become shortened and overactive due to prolonged sitting or postural dysfunction.
Lower back tightness is a musculoskeletal condition where the muscles surrounding the lumbar spine become overactivated, shortened, or fatigued - typically due to sustained poor posture or movement imbalances.
Lower back pain when standing is almost always caused by increased spinal load, poor posture patterns, or muscle fatigue - and it's almost always fixable
Flat back posture can be corrected with targeted exercises that restore the lower spine's natural curve, reduce muscle imbalances, and strengthen the core.
Recurring back pain is one of the most common health complaints in the world, and most people spend years managing the symptoms rather than fixing the underlying imbalance driving them.