I am experiencing breast pain, breast lump, breast tenderness, back pain and missed or late menstrual period.

Need to examine: It is not feasible to provide a meaningful opinion without additional history and physial examination. However, what you are experiencing may be part of the growing process. Wish you 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. Get HPV vaccine