Elastic resistance training

What it is

A load that grows as the band stretches

A 2016 technical note calls elastic bands portable and inexpensive, and says they are widely used to build strength and power¹. The same note explains that the further a band is stretched, the harder it resists being stretched further¹. So a band gives variable resistance, a load that changes through the movement, as chains, cams and levers also do¹.

Two reviews looked at two different uses of bands^2,5. A 2019 systematic review, which searches for research in a set, checkable way, weighed elastic tubes and Thera-Bands against machines and dumbbells². A 2026 meta-analysis looked at the other use: bands or chains added to a lift⁵. It describes this as a way to address the mechanical disadvantages of free-weight training⁵.

In one training study of 44 college athletes, an elastic bungee cord was attached to a standard plate-loaded barbell⁶. Because a band springs back to its resting length, it can also take load away¹. The 2016 note gives the example of helping a lifter through the hardest point of a bench press or squat¹.

How hard a band pulls

Two laboratory studies of different kinds of band described the pull differently^1,7. In measurements of eight colours of Thera-Band, the authors describe tension as rising in step with stretch, along a straight line¹. In a study of five widths of rubber band, tension rose along a curve as the bands stretched⁷. In the same study, the load from steel chains rose in a straight line as they were lifted further⁷.

In lab tests, some bands did not match their labelled strength¹. For five of the eight Thera-Band colours, the measured tension differed significantly from the maker’s values, which the authors judged to be overestimates¹. In the rubber-band study, bands of one colour differed in resting length by 3.5% to 5.2%⁷. That gave average tension gaps of 8% to 19% between bands of the same colour⁷.

The 2016 note adds that the exact load of each repetition is hard to know¹. A band shows no sign of its tension, and its load shifts as it stretches¹. The 2019 review notes that studies reported trouble controlling intensity². Researchers used ratings of how hard the effort felt, or stretched the band further, or changed to a band of another colour².

What it loads

Muscle activity compared with weights

A 2016 meta-analysis notes that some have doubted whether elastic resistance can overload muscles, because its pull rises as the band stretches³. It measured activity with electromyography (EMG), which picks up a muscle’s electrical signals³. It found no significant difference between similar exercises done with elastic resistance and with free weights or machines³. That held for prime movers, the main muscles making a movement, and for stabilising muscles³. It also held for synergists, which help the main muscle, and antagonists, which work against the movement³.

The authors took this to mean that roughly equal gains could be expected, if the external load was equal³.

Single studies found the same^8,9:

• 16 female workers, most with little or no neck and shoulder pain. At each person’s three-repetition maximum, the heaviest load they could lift three times, main-muscle EMG did not differ significantly between dumbbells and elastic tubing⁸. With both, activity and felt effort rose as resistance rose⁸.
• 30 experienced university lifters. Muscle activity did not differ significantly between a bench press and a push-up against an elastic band, each at six-repetition maximum⁹.

The authors of the tubing study note that their results apply only to controlled exercises, without sudden jerks or fast acceleration⁸.

Where in the movement the work falls

Two reports on lunges, each in 42 adults, found a band shifted work between muscles and through the movement^10,11. In 42 adults doing ten-repetition-maximum lunges, the dumbbell lunge and machine leg press gave higher quadriceps activity¹⁰. The band lunge gave higher activity in the gluteus maximus, hamstrings and erector spinae¹⁰. In 42 adults aged 26 to 67, hamstring activity stayed level through a dumbbell lunge¹¹. With bands, it rose as the knee straightened¹¹.

Two studies looked at other lifts^12,13:

• Single-leg deadlift, 27 healthy adults. An elastic barbell gave less sway than a rigid barbell¹². Sway was measured at the centre of pressure, the point under the foot where the body’s weight is centred¹². It also gave higher activity in the gluteus medius, biceps femoris and semitendinosus (hamstring muscles), and the gastrocnemius (large calf muscle)¹².
• Band external rotation, 13 healthy men. A moderate band, rather than a light one, raised activity in the trapezius and in two rotator cuff muscles, the supraspinatus and infraspinatus¹³. Posterior deltoid and upper trapezius activity rose with the heavier band but stayed fairly low, at about 13% and 23% of maximum¹³.

Bands added to a barbell, within one session

In 10 recreationally trained adults squatting at 85% of their one-repetition maximum, about 35% of the load came from bands¹⁴. That raised peak force by 16% and peak power by 24% over free weights alone¹⁴. No differences were found at 60% of maximum¹⁴.

Two reviews pooled studies like this one^5,15:

• A 2022 meta-analysis of 16 studies (207 people). Within a session, variable resistance gave higher mean speed and mean power than constant resistance¹⁵. In the higher-load conditions, peak speed was slightly lower, a borderline result¹⁵. A further analysis found that the equipment made a difference, favouring bands over chains for peak speed, peak power and how fast force built up¹⁵.
• A 2026 meta-analysis. When more than 20% of the load was variable, maximal force was greater than with free weights⁵. When more than 37% was variable, maximal speed and power were lower⁵.

How the body adapts

Strength compared with weights

The 2019 meta-analysis of randomised trials found no difference in strength gains between elastic devices and machines or dumbbells². Its trials covered 224 people aged 15 to 88, including athletes and people with heart disease or long-term lung disease². Programmes ran for between 4 and 12 weeks, with two to five sessions each week².

A 2017 meta-analysis of 5 controlled trials in healthy adults compared elastic training with no training and with active control groups that did other exercise¹⁶. Against no training, it improved strength and functional performance¹⁶. Against active controls, strength gains were similar and functional gains smaller¹⁶.

Two trials compared bands with weights directly^9,17:

• 30 experienced university lifters, 5 weeks. A band push-up group and a bench press group both raised bench press strength similarly; a control group did not change⁹.
• 45 sedentary middle-aged women, 10 weeks. Band and machine groups both lost fat, gained fat-free mass and did more knee push-ups and squats; the control group did not change¹⁷.

One randomised trial studied older adults living in care homes, average age 82.6¹⁸. Six months of band training did not change their quadriceps thickness on ultrasound¹⁸.

Bands added to barbell lifts over weeks

The evidence here points two ways^4,5:

• A 2022 meta-analysis of 17 studies (491 healthy adults aged 18 to 37). It found no significant difference in maximal strength or power between variable-resistance and traditional training⁴. With more repetitions per set, traditional training gave larger lower-body strength gains⁴.
• A 2026 meta-analysis. It found small advantages for variable resistance over free weights in maximal strength and jump distance⁵. The advantage showed with chains, and with variable shares of 20% or less⁵.

In an earlier trial, from 2008, 44 trained college athletes were randomly assigned for 7 weeks⁶. The group that added elastic cords to the squat and bench press gained nearly three times the squat strength of the free-weight group⁶. It also gained twice the bench press strength⁶.

Older adults

A 2013 meta-analysis of 11 studies (834 people aged 60 to 79) looked at progressive elastic training¹⁹. It found strong effects on strength in healthy older adults and in those with functional limits, and a moderate effect in those with a disease¹⁹.

A 2025 meta-analysis of 25 randomised trials (1,318 older adults) compared band training with control groups²⁰. Band training improved leg extension strength and results on chair-stand, timed up-and-go and functional reach tests²⁰. Programmes lasted 4 to 28 weeks, two to four sessions a week, and most raised band resistance as strength grew²⁰. Leg extension strength did not rise significantly in programmes under 8 weeks, but did in programmes over 12 weeks²⁰. Balance improved even with shorter programmes²⁰.

Three other reviews in older adults^21,22,23:

• Healthy older people, 2024. A review of 9 trials (477 people) found better chair-stand, sit-and-reach and timed up-and-go results, but no significant improvement in grip strength or fat-free mass²¹. It rated the certainty of evidence, how sure reviewers are that a finding is right, as very low²¹.
• Frail adults aged 65 or older, 2026. A review of 4 randomised trials (148 people) looked at band programmes of 12 to 28 weeks, some with nutrition education²². They improved function, grip and leg strength²². Three of the four trials had a high risk of bias, a rating of how likely flaws skewed a result²².
• Community-dwelling older adults, 2025. A network meta-analysis compares many options at once; this one covered 102 trials (4,754 people)²³. Every kind of resistance training improved strength compared with none²³. Its effects were largest for machines, then free weights, elastic bands, mixed training and body weight²³.

Athletes

A 2025 meta-analysis of band training in 729 team-sport athletes found gains in leg power, change of direction and sprinting compared with controls²⁴. Its 21 studies, twelve of them in handball players, ran 5 to 10 weeks, most often two sessions a week for 8 weeks²⁴.

Shoulder rotation strength

Shoulder studies with bands had mixed results^25,26:

• 40 young adults without shoulder injury. Eight weeks of rotation exercise with bands raised outward-turning torque (turning force), tested holding still at one shoulder angle, more than no training²⁵.
• 22 college tennis players. Four weeks of training with elastic tubing and light dumbbells raised fast outward-turning torque and serve speed, compared with no training²⁷.
• 20 untrained college-aged women. After 4 weeks of heavy training with bands or with weights, neither group’s outward-turning force changed significantly²⁶.

Connections

The tissues and methods it relates to

On the wider resistance training picture: in trials of healthy adults, every resistance training plan studied raised strength more than no exercise did²⁸. Elastic training has been compared with free weights and machines, with no difference in strength gains in the 2019 meta-analysis². It loads muscle, shifting activity between muscles in the lunge¹⁰. It loads the rotator cuff muscles in band external rotation¹³.

Bands have been used with blood flow restriction training in one study of 17 healthy people²⁹.

Exercise pages that use it

• The band external rotation, studied with light and moderate bands¹³.
• The back squat and bench press, studied with elastic cords added to the barbell⁶.
• The single-leg Romanian deadlift, studied with an elastic barbell¹².
• The tibialis raise, studied as ankle lifts against an elastic band in 17 healthy people²⁹.
• The wrist curl, whose page reports a forearm-turning exercise with an elastic band in 10 healthy men³⁰.

Sources

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4. Andersen V, Prieske O, Stien N, Cumming K, Solstad TEJ, Paulsen G, van den Tillaar R, Pedersen H, Saeterbakken AH (2022). Comparing the effects of variable and traditional resistance training on maximal strength and muscle power in healthy adults: A systematic review and meta-analysis.. Journal of Science and Medicine in Sport. doi:10.1016/j.jsams.2022.08.009 PMID 36130847
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Every source the library cites

Changes

• September 30, 2026 First published.