Or just start by walking/then running or biking and lifting on your own. You'll get ripped quicker than you think.
Fitness is for all of us...it feels good and makes us healthy.
I have one of these (obviously not a cat).
http://www.vetsurgerycentral.com/images/oncology/parathyroid_tumor/parathyroid_tumor1.jpg
Think of the lowest point you’ve ever physically felt, then multiply that by 8 years. But I should be fixed up before December. Guys in NYC better watch out.