A massage device has a platform, a motor assembly, a worm gear assembly, a rocker arm assembly and two rotation assemblies. The platform has two shoulder brackets. The motor assembly has a motor mounted on the platform and a worm mounted to the motor. The worm gear assembly is mounted on the platform and has two worm gears engaging with the worm shaft. The rocker arm assembly has two rocker arms. The rocker arms are mounted pivotally on a shoulder. Each rotation post assembly has an eccentric wheel, a spring and a top kneading head. The rocker arm and rotation assemblies provide multiple effective massages to different groups of muscles of a human body to mitigate the ache of the muscles.