Why this 80-year-old Ghostbusters actor does 100 push-ups a day without ever setting foot in a gym

Ernie Hudson’s daily routine shows how consistency underpins strength at any age ...
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Push-Ups: How Many Do You Need to Get Arms of Steel?

Many people start doing push-ups with the idea that reaching a specific number (10? 50? 100?) will magically give them the toned arms and chest they've always wanted! But here's the "truth" you might ...