“…Many causal factors have been cited in respect to low back pain onset and maintenance. Examples include cognitive factors (negative beliefs, fear avoidance behaviours, catastrophising, hypervigilance, and poor pacing), psychological and emotional factors (anxiety, depression, stress, and maladaptive coping strategies), physical factors (pain provocative postures and movement behaviours and muscle guarding and deconditioning), lifestyle factors (inactivity, social withdrawal, sedentary behaviours, and sleep deficits), and environmental factors that include socioeconomic factors, negative childhood experiences, and allostatic load . All of these factors may coexist, are context dependent, and interact in a nonlinear fashion.…”