Hi im 39yr male and ive noticed a soft round lump on the left side of my spine in the arched area just above the buttocks, i can move it about aswell?

Need to examine: It is not feasible to provide a meaningful opinion without taking additional history, physical examination and may be some tests. However, from what you described it suggests a lipoma, a benign tumor of fat. You should see your doctor at your convenience, it does not appear to be urgent. For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink enough water daily, so that your urine is mostly colorless. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form. Practice safe sex, if you have sex.