It Starts At Day One.
Meet Carlos at UFC GYM Rosemead. He lost 100+ pounds in a year before he ever trained anyone — by fasting, learning to cook, and going to Zumba.

LoCal Fitness — Getting stronger, close to home.
There was the beginning.
People meet Carlos now and see a personal trainer.
He works out of UFC GYM Rosemead on Glendon Way, in the middle of the San Gabriel Valley, and he looks right at home.
Someone who can correct your form, build a plan, and tell you what happens next.
That is not where it started.
He was born and raised in East LA.
Before anyone called him Coach, he was a person trying to change his own life.
And he did.
By a distance most people never attempt.
That matters more than it sounds.
There are thousands of trainers who understand workout regimens and programs.
Far fewer understand what it feels like to genuinely doubt whether change is even possible.

The number isn't the story.
He lost more than 100 pounds.
In a year.
It is the kind of figure that stops a scroll and produces one question: how?
But the number is the least interesting part.
It doesn't show the first uncomfortable workout.
The weeks when motivation simply was not there.
Even the stretches where progress was too slow to see.
It doesn't measure the days when someone stops avoiding photographs, or starts sleeping properly, or notices they took the stairs without thinking about it.
People do not actually buy workouts.
They are after becoming a version of themselves they would rather be.
The training is just the vehicle.
Carlos is just helping them steer the wheel.
The order was always the same.
Three McChickens. Twenty nuggets. Large fries, large soda.
Five ranches.
He can still recite it the way you can still recite an old phone number.
That is not a joke and it is not a confession.
It is a Tuesday.
It was a Tuesday for a long time.
Most people carrying weight they do not want are not eating strangely.
They are eating the same thing, from the same place, without ever having decided to.
Nobody in the house cooked.
He grew up in a Mexican household where nobody really cooked.
Which is not the same as growing up on Mexican food.
He grew up on whatever was fastest.
Junk in the cupboard, something from a drive-through, anything that did not require knowing how.
Not carelessness.
That is what a busy house defaults to when cooking is a skill nobody in it happens to have.
Then he learned to cook.
That is the turn.
Not a program, not a supplement, not a trainer.
Once he knew what went into a meal, he could decide what went into it.
Everything else moved after that.
What he ate, how he slept, whether he trained, what he reached for at ten at night.
The habits did not change and then produce the cooking.
The cooking changed, and the habits followed it.
Then his mom and his sister did it too.
This is the part that says the most.
Carlos learned to cook, and then he cooked at home.
The house started eating differently, because the food in it was different.
His mom lost more than a hundred pounds.
His sister lost more than a hundred pounds.
Neither of them hired a trainer.
They lived with somebody who had learned one skill and brought it back into the kitchen.
If you want the argument that this is about environment more than willpower, it is right there.
Three people, one kitchen.
So here is the actual answer.
The question from the top of this piece deserves one.
He fasted.
Not a cleanse, not a product, not a thirty-day challenge with a hashtag.
He stopped eating for part of every day, and then he did it again the next day, and the day after that.
He cooked. Which you have already read, and which is the reason the fasting held at all.
A person who can cook has something worth waiting for.
And he did cardio.
Which is where the story stops behaving itself.
He did Zumba.
The trainer at the mixed martial arts gym lost the weight in a Zumba class.
Not a barbell program. Not a coach with a clipboard.
Not anything that would look impressive in a thirty-second clip.
A room, music, and a lot of other people who were also not very good at it yet.
Sit with that for a second, because of who it leaves out.
Nobody.
Zumba does not ask whether you know how to lift.
It does not need a spotter, a belt, a program, or the nerve to be the least experienced person in a weight room.
It asks you to show up and keep moving for an hour.
He showed up. He ate food he had cooked himself. He held the window.
Twelve months of that was more than a hundred pounds.
Everything anybody pictures when they hear personal trainer — the barbell, the programming, the floor of a gym — came afterwards.
It came after the weight. Not before it.
He is not trying to reach people who are already fit.
Think about who a story like this is for.
It's not the elite athlete training for their upcoming season.
Or the bodybuilder preparing for a competition.
It's for the person who signed up for a membership, lasted eleven days, and then had a bad week at work.
It's for the one who struggles to get up and workout because they have no clue where to start.
Carlos has no interest in making anyone feel bad about that.
He has lived the exact sequence.
That is the whole advantage.
Not perfection, perspective.
We wrote separately about what it actually takes to walk into a gym the first time.
Almost everyone is scared of it.
The people who get past it usually had someone who remembered what day one felt like too.
Progress, not perfection.
Fitness content online makes transformation look frictionless.
Perfect meals, perfect lighting, thirty seconds of before-and-after compressing two years of unglamorous work into a swipe.
Real change doesn't look like that.
It has bad weeks, plateaus, and long stretches where showing up is the win.
Which is why the point of Carlos' story is not that he lost all this weight.
It is that it happened at all.
That the person who did it was someone who didn't know if he could.
The coach is not supposed to be the hero.
This is the part that changes the relationship between a trainer and a client.
Carlos has already had his transformation.
His job now is to help somebody else start theirs.
The story is evidence.
Not a template.
Nobody is promising you will lose what he lost, or that your version looks anything like his.
Different bodies.
Different schedules.
Different constraints.
The method transfers least of all.
Fasting suited him. It does not suit everyone, and for some people it is actively the wrong tool — anybody on medication that has to be taken with food, anybody managing diabetes, anybody pregnant, anybody who has ever had a difficult relationship with eating.
That is a conversation with a doctor, not with a trainer, and not with a website.
The only thing that transfers is the belief that it is possible.
Sometimes a person does not need another workout video.
They need proof that somebody who struggled found a way through.
Why this belongs on LoCal Fitness.
We started this section because we believe that fitness is about capability rather than appearance.
What your body lets you do, and for how many more years.
Carlos' story fits that even though the headline number is a weight, because what actually changed was what became possible afterwards.
And it fits the other half of what this site is about: a trainer is a small business owner, working out of a local gym, building something one client at a time.
The best coaches are not always the people who have been fit their whole lives.
Sometimes they are the ones who remember precisely how hard it felt to start.
Carlos knows Day 1.
He also knows Day 100.
Day 1000.
And every ordinary day in between.
Where to find him.
Coach Carlos — Gains With Los
UFC GYM Rosemead · 8920 Glendon Way, Rosemead, CA 91770
(626) 283-5100
The gym itself is open 24 hours Tuesday through Thursday, from 5am Monday, and 6am at weekends — which matters if your schedule is the reason you keep not going.
It draws people from across the San Gabriel Valley: Rosemead, El Monte, Temple City, San Gabriel, Monterey Park, Alhambra, and Arcadia are all a short drive.
If you are somewhere in the 626, we put together six independently owned gyms across the SGV, sorted by who each one is actually for.
LoCal Fitness Principle #2 — You don't have to believe you can change your life yet. Believe you can change one decision today, then give yourself the chance to find out where it leads.
General information, not medical advice — one person's account of what worked for him, not a plan for anybody else. If you are thinking about fasting, or you are managing an injury, a chronic condition, diabetes, pregnancy, a history of disordered eating, or a medication that has to be taken with food, speak to your doctor first. Looking for somewhere to train? Start with six gyms across the San Gabriel Valley. Coach or gym owner in Southern California? Tell us about it.
Read next.
Walking Into a Gym for the First Time. — Nervous about your first day at the gym? What to wear, what to do, the etiquette nobody explains, and why you should leave earlier than feels right.
Where to Actually Work Out in the SGV. — Six independently owned gyms and studios across the San Gabriel Valley — barbell, jiu jitsu, small group, one-on-one — and who each one is actually for.
