Firstly i had pain in left side lower back in afternoon, then got relief after putting cussion at the back while working. During evening i am having pains and stiffness in joints of both legs, light pain in arms joints. Now light back pain also there with occupital bone area pain also. From the past few days i am constpiated also, due to this i am having heavy burping. But no fever, no cough. Spo2 and heart rate is normal. Till now no contact with any covid patient and avoided large garhering also. Please guide me. The pain is bearable and not severe, but causing discomfortness.