Hi Welcome to HCM I have gone to thru your query regarding your back ache sweats & chills . I can understand your concern . There can be many reasons observed due to excess use of the muscle which causes muscle straining, wrong posture etc . The thing that is highly required through which the pain can be cured in the least time is self care. The activities that might put extra strain should be ignored. One must neglect recurring bending from the back, and if your job demands that then you should bend the knees instead of back. A proper diet is essential for a healthy body. Our Total Health depends on Proper nourishing food containing all essential nutrients, fiber ,minerals ,vitamins in naturalfom -green leafy veges ,fruit and antioxidents -ginger ,garlic ,onion ,lemon in water twice a day before meals , coconut water , Turmeric with a cup of hot milk at bed time Fenu greek with water With rproper regular back bending exercise GENTLY , front bending exercise is strictly NO-NO . Walk, yoga and deep breathing all increare speed of metabolism and strengthens the immune system which in turn saves you from falling ill & assures happy health and disease free life . Avoid unhealthy fast ,fried foods , Tea ,coffee ,Alcohol ,smoking and mental worry stress ,anger all lead to disaster of health . Constipation is another big anemy to be avoided . Getting a massage on a regular basis can help release the muscles in the entire body to keep the blood flowing smoothly, and aid the de-stressing process. After a short time, massage can bring a tremendous lower back pain relief You can take Homeopathic Lech 30 / 6 hourly /3 doses all your trouble Hope this helps you solve youry query Dont hesitate to come back if have any further query