On March 28, 2025, exercise scientist Dr. Mike Israetel examined Walker ... “Nick Walker is ranked as a modern bodybuilding technician. Out of 10, he’s the man. His arms are the biggest things you’ll ...

It's 10am on a Friday at Surfcore Fitness, a boutique gym in Mid-City, Los Angeles in the United States, and a 52-year-old woman is following an exercise circuit as her trainer watches on.