Sylvester Stallone, who turns 79 today and is still thriving decades after donning Rocky's gloves. His secret? Acting his age ...

Sylvester Stallone is certainly no stranger to having to keep himself in peak physical condition for a role. Stallone spent the '80s and '90s playing badass action heroes like "Rocky" and "Rambo ...

Sylvester Stallone put himself through an intense diet and exercise routine ahead of filming "Rocky III" in the 1980s. The actor recalled what he ate and drank to keep his body fat down to 2.8% as ...