Ive cut my calories down to under 1,400 and ive lost 15 pounds in less than a month. when i walk i get that sore throat/chest pain like when running?

Keep exercising: It is not feasible to provide a meaningful opinion without examining you, however, at your age it is highly unlikely that you have any heart issues. Keep exercising and increase the duration and intensity of exercise as tolerated. 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