This program is recommended for any level but especially geared towards beginners or those that have not had a consistent workout routine in 6 months or longer. You can start this program whenever you would like as long as you are cleared by your physician. Always consult with your physician before starting this or any exercise or fitness program. During your workout, if you feel dizzy, faint, lightheaded, short of breath, or any pain please stop and seek medical attention immediately. Listen to your body, and if the program is too intense then stop, wait, and consult your physician before starting again.