Thanks for self keen observation, keep it up hopefully you also observed nature, intensity, relationship with time with respect to day night ur fooding, changed motion pattern, stress, duration, does it lock or cracking noise? Recently episode of common cold fever or self medication?
Next Steps
application of Till/castor oil and coconut oil pulling can be tried till u spare time to consult Ayurveda Dr in ur city.
Health Tips
ultra modern therapy like ultr-sonic massage can be tested but if u can spare time to do self.
relience on too much technology may not be beneficial