close-up of a female masseuse's hand performing a back massage on a male athlete with a sporty physique

closeup female masseuse hand back massage male athlete sporty physique wellness relaxation therapy muscle tension professional technique pressure movement session comfort skin rejuvenation stimulation circulation spa treatment fingers palm knuckles deep tissue trigger point kneading friction stretching range of motion recovery sports injury health wellbeing client muscles joints spinal alignment posture stress pain relief lymphatic drainage bodywork techniques