Your birthday isn't the only thing that matters. Experts share how to figure out your "heart age" and how to keep it low.
It's not just that you start to slowly (or sometimes not so slowly) begin losing your mental capacity as you age — your brain actually gets smaller the older you get, shrinking about 5% per decade ...
"We're seeing kids as young as elementary age with heart disease markers," says Erin Palinski ... of exercise that raises ...