Beginners must learn correct swing motion in golf. Systems are available that provide visual, auditory, or haptic feedback to the user. Such systems, however are only one modality and do not explore combinations of different modalities. We developed a wearable device using vibro-transducers that can provide auditory and haptic feedback separately or simultaneously. We also conducted user studies to compare how each modality improves the common flaws in golf swings, such as sway, separated

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... and head lift. The results demonstrated that the combination of auditory and haptic feedback is significantly effective in correcting these faults.