Should you do reps or weights for biceps?

Author: Skye Christiansen  |  Last update: Tuesday, June 17, 2025

In general, like all muscles, the biceps benefit from weights in the 30%-85% 1RM range, which in many people roughly translates to a weight that results in between 5 and 30 reps on a first set taken to failure.

Is weight or reps more important for biceps?

Different muscle groups respond better to higher reps and other sto higher weights. For example, biceps respond better to lower weight and higher reps.

Do biceps grow with high reps?

The biceps and triceps should be trained using rep ranges between 5-20 reps to best maximize strength, muscle growth, and overall development of the muscles. So, in general, low reps with heavy weight tend to increase muscle mass, while high reps with light weight increase muscle endurance.

Do you need heavy weights to build biceps?

Biceps absolutely DO NOT need a heavy weight to grow. Biceps are a relatively small muscle group, they need no more than moderate to light weight. With that said you should train biceps with higher volume and little rest between sets.

Do biceps need volume or weight?

Build bigger biceps and triceps by packing on the pounds.

Building mass in your arms isn't any different than it is with larger muscle groups like your chest or quads. Like those muscles, your arms respond to both heavy weight and high volume, but they also need time to recover for sizable gains.

HEAVY VS LIGHT WEIGHT For Muscle Growth (THE TRUTH!)

What weight is best for biceps?

Strong biceps help with lifting, holding, and carrying heavy objects. The old-school curl is still the best exercise for building biceps. Use a pair of light dumbbells (about 10 pounds each). You also can use soup cans, full plastic water bottles, or any other easy-to-hold item that feels like an appropriate weight.

Why are biceps the hardest to grow?

The biceps muscle is a small muscle group and limited to elbow flexion only. Clients can experience issues when trying to build bigger biceps because they simply do too much. This happens as a result of adding too many isolation exercises on top of the main compound exercises of each workout.

Can you get big biceps with just dumbbells?

Even if you have only a single pair of dumbbells, you can still get an effective biceps workout at home. Some of the best biceps building exercises to add to an effective arm workout include: Alternating Dumbbell Biceps Curl. Dumbbell Weighted Chin Up.

Why do my biceps never get sore?

You're not challenging yourself enough. If you're consistently not sore, that could indicate that you're not pushing yourself enough. When you exhaust your muscles, you'll see better results. To increase the challenge, increase the amount of weight you lift or the number of reps you perform.

How many bicep curls a day to build muscle?

This couldn't be simpler. Each day you're going to perform 100 bicep curls, using a weight you could curl for around 20 reps before you hit failure. Your goal is to perform all 100-rep— with impeccable form and controlled tempo — in as few sets as possible, resting for no longer than 5-10 deep breaths between each set.

Is 20 reps for biceps too much?

For most types of biceps exercises, however, the whole 5-30 rep range is highly effective. When constructing a weekly training plan, it's probably a good idea to train the heavy ranges before the lighter ranges.

How often should I train my biceps?

Ideally, it is advised to work your biceps at least two to three times per week. But the number of days you should train your biceps depends on what you want to achieve (strength or size) and the time frame in which you want to achieve it.

Should you do low reps for biceps?

To grow your arms, you need to hit your biceps and triceps equally hard, using both low reps (4-6) with heavier weights and higher reps (15-20) with lighter weights.

Should I do 4 sets for biceps?

So if you really want bigger biceps and triceps, make sure to do 4 sets of dumbbell or barbell rows at least twice a week, and do dumbbell bench presses at least once a week.

Should I lift heavy or light to gain muscle?

They sometimes think they can't train hard anymore, but if they just go lighter and do more reps, they can build muscle too.” Bottom line: “It's the effort you put in that matters most,” Hyson says. “Lifting heavier builds more strength, but lifting to failure with any weight can build bigger, more aesthetic muscles.”

What weight do you bicep curl?

This is definitely the most straightforward move you can start with to accustom your body to using your arm muscles. There is no set weight to start with when using dumbbells, some people may feel comfortable beginning at 5kg and others at 15kg.

Why are my biceps big but soft?

"Big soft muscle" may refer to muscle tissue that is larger but less defined or toned. It may be due to factors, such as high body fat, lower muscle fiber density, or a less developed muscular structure.

Are biceps the easiest muscle to grow?

Biceps. Many lists have the muscles of the upper arm down as hard to build muscle, but we've placed them in the easy section. Why? Bicep exercises are straightforward to learn and perform, even if you have mobility issues or poor coordination.

How many sets of biceps per week?

Volume and Frequency

Research suggests that hitting a muscle group 2-3 times per week yields the best results for muscle growth. Therefore, you should aim for 12-20 sets per week for optimal biceps development.

Is it better to lift heavy for biceps?

Because the bicep muscles are proportionately small, at least in relation to your chest and back, you should always use a weight that allows you to flex and release with isolation (meaning that no other muscle is involved), but heavy enough to cause fatigue at the end of the set.

Do pushups work the biceps?

Do Push Ups Work Biceps? Whilst the biceps help to stabilize the shoulder and elbow joints during the lowering phase of a push up, they don't directly work the biceps. If your goal is to build your biceps, you'd be better off focusing on bicep isolation exercises such as bicep curls, hammer curls, or chin ups.

Can 3lb weights build muscle?

While the difference was small, this study shows that you can absolutely build muscle even if you have lighter dumbbells. So, tell your 3lb dumbbells to cheer up, they can be just as useful as a 5lb dumbbell.

How to quickly build biceps?

We've put together a list of the very best bicep exercises – that aren't your standard dumbbell bicep curl.
  1. Concentration Curls (short head)
  2. Hammer Curls (long head)
  3. EZ Bar Curls (long / short head depending on grip)
  4. Preacher Curl (short head)
  5. Single Arm High Cable Bicep Curl (short head)

Do pull ups work biceps?

Pull ups and chin ups are a multi-joint movement, meaning that they engage multiple muscle groups (lats, biceps, shoulders, and upper back). They promote overall upper body muscle development and can lead to some serious strength gains.

Which muscle grows the fastest?

Muscle Groups That Grow Fast
  • Leg Muscles (Quadriceps and Hamstrings):
  • Back Muscles (Latissimus Dorsi and Trapezius):
  • Chest Muscles (Pectoralis Major):
  • Shoulder Muscles (Deltoids):
  • Arm Muscles (Biceps and Triceps):

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