However, PCOS is a constellation of symptoms where, depending on who you believe,
insulin resistance (IR) is either associated
with, or the cause of, PCOS.
I was rail thin most of my adult life...effortlessly. But in my late 30s, I started to gain weight inexplicably. I worked out hard, every day, and ate next to nothing, yet continued to gain weight. I even did that Insanity program... which IS hard! I gained 2 lbs.