Physical activity and psychic stress/strain.
D003327:Coronary Disease; D004644:Emotions; D005080:Exercise Test; D006331:Heart Diseases; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D010465:Perception; D011603:Psychophysiology; D013177:Sports; D013312:Stress, Physiological; D013850:Thinking