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FROM THE GYMS of pro bodybuilders to the training room of Olympic marathoner Galen Rupp to Mark Wahlberg’s 4 a.m. Club, there ...

However, there are always hard-gainers out there too—guys who want to put on weight but it doesn't seem to come easy no ...

At 40, I’ve gained seven or eight pounds of muscle in the past two and a half years by maintaining these habits and doing ...

False nutrition myths can get in the way of making dietary choices that work for you, leaving you feeling frustrated and ...

Even with weight loss medications like Ozempic, people still need to eat nutritious foods and partake in physical activity, says columnist Carrie Dennett.

These methods to get lean, build mass, and increase strength are backed by decades of experience and research.

People looking to build muscle with the help of a creatine supplement might be disappointed by new research suggesting it has ...

When your muscles feel sore a day or two after exercise, it’s typically because of microscopic tears in your muscle fibers ...