Acu-TENS Reduces Breathlessness during Exercise in People with Chronic Obstructive Pulmonary Disease

Figure 3

One participant performing the 2nd ESWT with Acu-TENS/Sham-TENS during the intervention day. Note: to ensure blinding of assessor to application position the leads for both applications protruded at the waist and all participants wore a towel around the neck and long pants for both applications.