Need advice about core (?) exercise
Hi friends - I don't know if it's 'core'. I'm talking about the bulge between my bosom and my belly button. I'd be grateful for some advice on how to exercise that part of my body. I'm 63 years old and very unfit. Since joining MFP February 1, 2014, I've lost 13 lbs. I've been walking and carrying little weights part of…