Hi i am very overweight I currently weigh 115kgs and would like to get to 90... ot maybe even below... I have not been under 100 kgs in over 12 years .... I am very unfit and suffer massive bouts of shortness of breath ... due to ?Asthma and being so sedentary in my lifestyle and unfit .... so my ?ion is how chunky and unfit is too chunky and unfit and can i still do the program . ?