Sexual activity and beard growth.
D000728:Androgens / Q000502:physiology; D005145:Face; D005938:Glucocorticoids / Q000378:metabolism; D006197:Hair / Q000254:growth & development*; D006801:Humans; D007989:Libido; D008297:Male; D009130:Muscle, Smooth / Q000502:physiology; D011603:Psychophysiology; D012727:Sex Characteristics; D012725:Sexual Behavior; D012867:Skin; D013315:Stress, Psychological
D000728:Androgens; D005938:Glucocorticoids