How do you lose weight if an underactive thyroid?

Diet/exercise: Thyroid disease does not affect the weight loss equation. Eat less and exercise more. If you are on thyroid replacement mak sure your th is in the low normal range. Diets are not good methods for long term weight loss. Need to change lifestyle and approach and sustain gradual loss of about 1 lb / 1-2 weeks.

Work with your doc: Work with your doctor to ensure that your thyroid labs are in the target range to ensure your metabolism and energy level are at their best. After that, it's up to you to watch what you eat, and exercise to burn more calories than you eat. Lifting weights can help build muscle gradually which can increase your metabolism & help with the weight loss good luck - it can be done!

Diet and exercise: On top of taking your thyroid hormone, the most important things to do are to eat healthy and exercise. Taking the thyroid hormone to keeo levels normal will not make you lose weight but will avoid faster weight gain.

May be difficult: The focus should be on optimizing your thyroid function. The thyroid gland is involved with several body functions in addition to regulating metabolism. Once your thyroid is functioning optimally, you will have greater success reaching your bodyweight goal.

Under-active thyroid: You should not allow yourself to have "under-active thyroid". You most likely need to take thyroid medicine. Check with your PC.