Can you get 21 inch arms naturally?
Christopher Ramos
Updated on June 10, 2026
Yes, it's possible to build 21 inch biceps naturally if you have the dedication, patience, and, above all, the right genetics. What is this? If you're exceptionally tall (let's say 6'7" and over) and train your arms hard and heavy, then building 21 in biceps is a real possibility for you.
How much arms can grow naturally?
Most lifters won't get within 5 to 10 pounds of their natural potential. Even if they do, it becomes harder to maintain that mass when you are aiming for a body fat under ten percent. Many young guns hit the gym running and pack on a fast 10 to 15 pounds of muscle.
Can you build 20 inch arms naturally?
That said, increasing your body fat is obviously the best and fastest way to build twenty inch arms. What is this? Sure, your biceps might not look rock-solid at 25% body fat, but it proves the point; natural lifters can get 20 inch biceps if they're willing to sacrifice some (or a lot) of their muscle definition.
Can you genetically have big arms?
The good news is, it may not be your fault: Women tend to be genetically predisposed to store more fat in the arms, and it's one of those areas that's much tougher to slim and tone than other parts of the body.
Can you get 17 inch arms naturally?
In summary, if you're fairly tall, have good arm genetics, and are willing to maintain a higher than average body fat level (around 20%), then you can likely build 17 inch arms in 3-4 years. If you intend to stay leaner, however, then it might take 5 or more years to get 17 inch biceps as a natural lifter.
41 related questions foundCan you get 18 inch arms naturally?
If you're 6'6" with long arm bones, then you can probably build 18 inch biceps with a basic strength training program and a relatively normal diet.
Are 19.5 inch arms big?
Yes, based on the research and years of weight room observation, 19 inch arms are extremely big for a natural lifter. In fact, 19 inch biceps are so big that calling them ginormous (a combination of giant and enormous) is a more accurate way to describe 19 in biceps.
Does wrist size affect arm size?
The size of your wrists and hands is a good indicator of how big your arms can potentially get, and having small wrists and hands may limit your arm size.
Are biceps hard to grow?
Progressive overload and overload in and of itself is pretty difficult to achieve with the biceps. You need to do something dramatically different in your arm workouts to stimulate those muscles, and that is to vary the way in which you're performing your biceps curls!
How can I get 20 inch biceps naturally?
How I Built 20-inch Arms Naturally
- EZ Bar Preacher Curls. The preacher bench is a terrific training tool as it forces the biceps to work in relative isolation from the back and shoulders. ...
- Dumbbell Preacher Curls. ...
- Seated Alternating Dumbbell Curls. ...
- EZ Bar Triceps Extensions. ...
- Seated Triceps Dips. ...
- Single-Arm Triceps Extensions.
What is a good arm size in inches?
12-14 inches (30-35cm): Average size, but you have your work cut out for you. 14-16 inches (35-41cm): Muscular, you're on the way to impressive guns. 16-18 inches (41-46cm): Strong; people know you work out.
How can I add 2 inches to my arms?
Rest your upper arms on the pad in front of you with your palms facing each other. Keeping your back straight and your upper arms pressed against the pad, bend your elbows to curl the rope up toward your shoulders. Pause, then slowly lower your arms to the starting position. The plan: Do eight to 10 repetitions.
Are 12.5 inch arms big?
12.5 inch biceps are a typical size for women and adolescent males but slightly below average for adult men. So in most cases, no, 12.5 inch arms aren't big at all. The exception to this is the small, ripped bodybuilder.
Are 17 inch arms considered big?
nope. They're around 15.5 inches around-not small by any means, but not huge. A lean arm on an individual with under 10% body fat looks much more impressive than a slightly chubby arm on someone with 20% body fat…even if the latter is physically much bigger.
What is the hardest muscle to build?
5 OF THE HARDEST TO TRAIN BODY AREAS
- Obliques. Pretty much everyone does the standard ab crunches, but crunches aren't going to develop your obliques. ...
- Calves. ...
- Forearms. ...
- Triceps. ...
- Lower stomach.
What kills muscle gains?
Today we will examine 4 post workout habits that very well may be killing your gains….
- Not Stretching or Cooling Down. This one tops the list because the majority of us simply NEVER do it. ...
- You Add Peanut Butter in Your Post Workout Shake. ...
- You Don't Eat Carbs Post Workout. ...
- You Eat Like a Stray Dog After Training.
How can I bulk up my arms?
8 Arm Exercises to Build Muscle
- Chin-Ups. Chin-ups use your bodyweight to create one of the most challenging upper body exercises. ...
- Diamond Push-Ups. Many of us are already practicing push-ups. ...
- Lying Tricep Extensions. ...
- Curls with Bar. ...
- Reverse Curls with Bar. ...
- Bench Press. ...
- Underhand Kickbacks. ...
- Standing Dumbbell Fly.
How much muscle can I put on naturally?
Most men can naturally gain 40 to 50 pounds of muscle in their lifetimes, and most women can naturally gain 20 to 25 pounds.
Do I have skinny wrists?
Another way to determine if you have skinny wrists is to measure your wrists. For this, you'll need to know the average wrist circumference for your gender. For men, the average wrist circumference is 7.25 inches. For women, it's 6.5 inches.
Does lifting weights increase hand size?
The truth is, the actual size of your hands is limited by the size of your hand bones. No amount of stretching, squeezing, or strength training can make your bones any longer or wider.
What is the average bicep size for a 17 year old?
At this point, the average teenage bicep size is 12.8 inches for males and 12.05 inches for females. This difference would likely be even greater if the measurements were taken when the biceps were flexed rather than relaxed.
Is 13 inch arms Small?
Based on research from the Centers for Disease Control and Prevention, 13 inch arms aren't big— they're an average size.
Are 16 inch arms big?
Generally speaking, 16 inch arms are a respectable size. In fact, anything over 14.6 inches is above average for men. And over 13.4 inches is above average for women.