1 If you're a beginner, start with 3 to 4 days of the cardio exercise of your choice, working at a level you can handle.  Add time each week to work your way up to 30 to 45 minutes of continuous exercise.
Center turkey breast on rack. Transfer to oven, and roast until juices run clear and an instant-read thermometer reads 165 degrees when inserted into the thickest part of the breast, about 1 hour and 20 minutes.Transfer to a platter, and let rest for 10 minutes before carving.enter turkey breast on rack. Transfer to oven, and roast until juices run clear and an instant-read thermometer reads 165 degrees when inserted into the thickest part of the breast, about 1 hour and 20 minutes.
Wrap and seal the breast in extra-heavy aluminum foil, with the face of the meat thermometer on the outside of the foil for viewing. Place on a wire rack in a shallow roasting pan. Roast the turkey breast until the meat thermometer reaches 170 degrees F. (about 2 to 2-3/4 hours).Open the aluminum foil about 30 minutes before the breast is done and baste 2 times with the drippings.rap and seal the breast in extra-heavy aluminum foil, with the face of the meat thermometer on the outside of the foil for viewing. Place on a wire rack in a shallow roasting pan. Roast the turkey breast until the meat thermometer reaches 170 degrees F. (about 2 to 2-3/4 hours).