Glossary
Plyometrics
Plyometrics
Pronounced: plai · ow · meh · truhks
Plyometrics are exercises that link a rapid muscle–tendon stretch with an immediate shortening action, such as repeated hops or rebound jumps. Athletes use them to develop reactive strength and explosive movement. Effective training prioritises controlled landings, quick transitions and adequate recovery rather than accumulating repetitions while fatigued.
Plyometrics are exercises that use the stretch–shortening cycle: a rapid eccentric loading phase followed by a brief transition and a concentric action. Examples include repeated ankle hops, bounding and rebound jumps.
Athletes repeatedly absorb and produce force when running, jumping and changing direction. Plyometric training develops the ability to connect those actions effectively. Understanding its purpose helps athletes distinguish quality power work from high-repetition conditioning that happens to include jumps.
During the loading phase, the muscle–tendon unit is rapidly stretched. Elastic energy storage and recoil, together with neural responses and muscle activation, contribute to the subsequent push-off. The transition between loading and propulsion matters: a long pause changes the task and reduces the benefit of the preceding stretch. Some drills emphasise very short ground contacts, such as ankle hops; others use a deeper countermovement and longer force-production period, such as a countermovement jump.
Place demanding plyometric work after a suitable warm-up and before heavy fatigue when the aim is power or reactive strength. Choose a small number of drills and use short sets with recovery sufficient to repeat the intended movement quality. Progress one demand at a time, such as jump height, travel distance, single-leg loading or total contacts. Do not treat every landing as equivalent: a low hop and a depth jump impose different demands.
Plyometrics can support the force absorption and propulsion used in running and burpee broad jumps. However, race-paced burpee broad jumps combine jumping with transitions and accumulated fatigue; they are not a substitute for fresh, high-quality reactive work. Keep additional jumping volume proportionate to your existing running and station training.
+Are all jumping exercises plyometrics?
Not necessarily. The defining feature is a rapid stretch followed by an immediate shortening action. A rebound hop clearly uses this sequence. A jump from a paused squat reduces the contribution of the preceding stretch, although coaches often group different jumping drills under plyometric training.
+Should plyometrics leave you exhausted?
Exhaustion is not the main target when training reactive strength or power. Use short sets and enough recovery to maintain movement quality. Longer ground contact, uncontrolled landings or falling jump height are reasons to end the set rather than chase more repetitions.
+Can beginners do plyometrics?
Beginners can start with low-amplitude, two-foot hops if they can perform them comfortably and with control. Practise basic landing mechanics first when needed. Depth jumps and repeated single-leg bounds place greater demands on coordination and load tolerance, so they are not suitable starting points for everyone.
Also known as: Plyometric training, Plyometric exercise, Plyos
What are plyometrics in practice?
Think of a controlled landing that flows straight into the next push-off. The goal is not simply to get off the floor: it is to absorb force and redirect it with the timing required by the drill.
How can you scale common drills?
- Repeated ankle hops: reduce hop height and shorten the set. Use two feet before progressing to single-leg contacts.
- Broad jumps: reduce distance and practise individual jumps with a stable landing before attempting repeated rebounds. The reset version builds landing skill but changes the reactive demand.
- Depth jumps: replace the drop-and-rebound drill with low two-foot hops when the landing demand is too high. Increasing box height is not an automatic progression.
- If you cannot land comfortably and consistently, use controlled squat-to-calf-raise drills or landing practice first. These are preparation exercises, not equivalent plyometric work.
When should you stop a set?
Stop when landings become uncontrolled, balance repeatedly fails or you can no longer maintain the intended jump height or contact rhythm. Do not force short ground contacts at the expense of alignment and control.
Stop the session if jumping causes pain, dizziness or a feeling that a joint is giving way. Seek qualified advice for persistent or recurring symptoms, or before returning to impact training after an injury. General exercise guidance cannot assess individual injury readiness.
