slipping falling people. retired men and women stumble on the stairs. slippery floor. pain or injuries. insurmountable

slipping people falling stumble slippery man woman stairs balance pain slip retired fall stepladder injury skateboard retirement hurt insurmountable obstacle risk tripping young ladder down tumble failure trauma danger painful bruised slide downfall bump caution accident elderly senior clumsy unbalance trouble wound misfortune puddle hazard safety person set vector isolated