First aid courses for people. Man learns to make compression heart massage on mannequin in the presence of an instructor, hands closeup.
Lifeguard woman in yellow raincoat is training to do compression heart massage and artificial respiration. She presses her hands on the chest and breathes air into the mannequin through the mouth.
CPR training medical procedure. Demonstration of breast compression on CPR baby doll in class. Medical courses.
Woman learning CPR, performing heart massage on mannequin at medical training class
Mature doctor practicing CPR on mannequin during medical training
Young adult man learning CPR from doctor during medical training
Experienced doctor demonstrating first aid heart massage to students at medical training course
Unrecognizable man practicing first aid on mannequin. Male hands pressing chest doing external heart massage. Health care. help, medical concept.