Forearm Exercises: 8 Best Moves for Size and Grip Strength

Strong forearms do more than fill out a t-shirt. They give you the grip to hold onto heavier deadlifts and rows, they protect your wrists and elbows under load, and they make everyday tasks like carrying shopping or moving furniture easier. The good news is that you can train them properly with nothing more than a pair of dumbbells at home. This guide covers the eight most effective forearm exercises, what each one works, and how to put them together into a simple plan.

It is worth knowing why this matters beyond aesthetics. Grip strength is one of the best simple markers of overall health and longevity we have: a large international study found grip strength was a stronger predictor of death than systolic blood pressure (Prospective Urban Rural Epidemiology study, The Lancet). Training your forearms is genuinely worthwhile, not just a vanity job.

A quick map of the forearm

Your forearm has two main groups doing opposite jobs. The flexors on the palm side curl your wrist and close your grip. The extensors on the back of your forearm bend your wrist the other way and open your hand. A third standout muscle, the brachioradialis, runs along the thumb side and helps bend the elbow, which is why it is hammered by certain curls. To build balanced, healthy forearms you want to train all three, not just the grip-closing flexors.

The 8 best forearm exercises

1. Dumbbell wrist curl

The wrist curl is the classic flexor builder. Sit down, rest your forearms on your thighs with your palms facing up and your wrists hanging just past your knees, and hold a dumbbell in each hand. Let the weight roll down to your fingertips, then curl it back up by closing your hand and flexing your wrist. Slow and controlled is the whole game here. This directly loads the muscles that fire every time you grip something.

2. Reverse wrist curl

The reverse wrist curl is the wrist curl's mirror image and trains the often-neglected extensors. Same seated setup, but turn your palms to face the floor. Let the weight lower your wrists down, then lift the backs of your hands up towards you. Use a lighter weight than your wrist curls, because the extensors are smaller and weaker. Training these balances the forearm and helps guard against elbow pain.

3. Hammer curl

If you want bigger forearms, the hammer curl earns its place at the top. Holding the dumbbells with a neutral grip (palms facing each other), curl them up as you would a normal bicep curl. Because the brachioradialis, the largest forearm muscle, is in a strong pulling position here, you can lift heavier than in most forearm moves, which is exactly what drives growth. It builds the biceps too, so it is an efficient two-for-one.

4. Reverse curl

The reverse curl looks like a bicep curl done with your palms facing down, and that simple change shifts the work onto the top of your forearm and the brachioradialis. Keep your elbows tucked and curl the dumbbells up without swinging. You will need a noticeably lighter weight than your normal curls. This is the move that fills out the upper-forearm look and balances all the flexor work.

5. Farmer's carry

Few things build a crushing grip and dense forearms like simply picking up heavy dumbbells and walking. Grab the heaviest pair you can hold, stand tall with your shoulders back, and walk for distance or time. Your forearms work isometrically the entire way, gripping for dear life, which is brilliant for real-world grip strength and endurance. For more on technique and benefits, see our farmer's carry guide.

6. Dead hang

A dead hang needs only a pull up bar. Hang from the bar with straight arms and simply hold on for as long as you can. It is one of the purest tests and builders of grip endurance, it decompresses the shoulders, and it costs nothing. Build up your hang time week by week. Pair it neatly with your back training, or do it on the pull up bar you already own.

7. Wrist rotation (pronation and supination)

Hold a dumbbell towards one end so the weight is unbalanced, rest your forearm on your thigh or a bench with your hand off the edge, and slowly rotate your palm from facing up to facing down and back. This trains the muscles that twist your forearm, a function the curls miss, and it is great for elbow health and for anyone in racquet or grappling sports. Light weight, slow tempo.

8. Plate or towel pinch

To target your thumb and pinch grip, hold a weight plate (or pinch a couple together) by the smooth sides and hold for time, or grip a rolled-up towel hard. Pinch grip is the weak link for many people and rarely gets trained by normal lifting. A few sets of pinch holds at the end of a session pays off surprisingly fast.

How to put it into a workout

You do not need all eight in one session. Pick three or four that cover both sides of the forearm plus a grip move, and add them to the end of your training:

• Size focus: Hammer curl, reverse curl, wrist curl, reverse wrist curl. 3 sets of 10 to 15 reps each.
• Grip focus: Farmer's carry, dead hang, plate pinch. 3 to 4 hard sets, working to near failure on holds.
• Balanced finisher: Wrist curl, reverse wrist curl, farmer's carry. 3 sets each, twice a week.

Progress the same way you would any lift: add a small amount of weight or a few reps when a session feels easy. Lifting through a complete range of motion for two or more sessions a week is exactly the kind of prescription that builds muscle and strength in healthy adults (ACSM resistance training position stand), and grip strength in particular is a trainable quality worth keeping for life (grip strength as a biomarker).

The kit that helps

You can do almost all of this with one pair of dumbbells. A set of adjustable dumbbells is ideal because you can drop the weight right down for wrist curls and crank it up for farmer's carries without cluttering the room. A pull up bar covers your dead hangs, and if heavy carries start to chew up your hands, a pair of lifting straps lets you load the muscle without your grip giving out first. For more dumbbell ideas beyond the forearms, see our best dumbbell exercises guide.

Recommended reads

1. Best adjustable dumbbells in the UK
2. Best dumbbell exercises
3. Farmer's carry: how to do it and why it works
4. Best pull up bar in the UK
5. Best lifting straps in the UK