A clinical trial to evaluate the effect of ujjayi and bhramari pranayama on voice quality of prospective vocalist.

This study is a clinical trail to evaluate the effect of Ujjayi and Bhramari pranayama on voice quality of prospective 30 healthy vocalist. The voice of the 30 healthy vocalists will be assessed using PRAAT , CSL and VOXplot software with standard vocal tasks on day 0 of the study by maintaing all the standard operative procedures of voice recording. Ujjayi pranayama and Bhramari pranayama will be demonstrated each 9 cycles of early morning practice advised for 30 days (from day 1 to day 30). On Day 30, after the practice the voice will be re-recorded with same vocal tasks and standard operative procedures being maintained. The recorded voice samples were saved in the WAV format and were subjected for voice analysis using software PRAAT, CSL and  VOXplot at  All India Institute of Speech and Hearing center, Mysuru .The study will be conducted at sri dharmasthala manjunatheshwara college of ayurveda, hospital and research center, Kuthpady, Udupi, India. The primary outcome measures will be assessed based on improvement in the voice quality of prospective vocalist by changes in objective parameters like mean fundamental frequency of phonation and speech, fundamental frequency range, jitter, shimmer, HNR, NHR, measurement of long term average speech spectrum(LTAS), singing power ratio, acoustic voice quality index(AVQI) from PRAAT, CSL and VOXplot software ,Improvement in subjective parameters like GRBAS scale, Improvement in perceived phonatory effort(PPE),perceived vocal tiredness(PVT),vocal tract discomfort scale (VTDS). Hence an effort has been planned through this clinical trail to evaluate the effect of ujjayi and bhramari pranayama on voice quality of prospective vocalist.