Home

My story…

I wasn’t always a “fitness guy”. In fact for a good chunk of my life I was pretty far from it. But like anyone else, I came a long way and you can too.

Left: 105lbs, no muscle, and sick. Right: 165lbs, a lot of muscle (for me at least) and the healthiest I’ve ever felt

Articles, Musings, and More:

Make that change you’ve been dying to make

Whether you need help with accountability, nutrition, workouts, or more, I can help you make that dramatic transformation you’ve always wanted to make.

Success Stories

Don’t take my word for it, see what other people just like you have to say about working with me

Let’s Be Friends
Follow me on Instagram

here’s a breakdown of all of my marathon training gear👟

two weeks out from paris. longest training runs have been banked and now we taper down to race day.

If you want to reach your goals, you’re gonna have to avoid this kind of thinking.

7 ways to level up your fitness this year👇🏻

if you can’t stay motivated, stay consistent.

here’s what some of my strength training looks like as I get closer to the paris marathon👇🏻

3 easy diet “hacks” to hit your protein goal👇🏻

some of the best fitness advice I can give you👇🏻

Want to chat? Drop me a line below and I promise to respond asap.

Alex Rosen Fitness

Alex is an experienced personal trainer, online coach, and cereal enthusiast based in New York City.