Sprains, strains and bruises: care before recovery devices

A sudden twist, overload or blow can injure soft tissue. A sprain, strain and bruise describe different damage, but symptoms can overlap. What matters first is the injury and whether it needs assessment, not choosing a recovery device.

Separate the terms without diagnosing yourself

A sprain affects a ligament, the tissue linking bones around a joint. A strain affects muscle or tendon. A contusion is a bruise from a blow. Pain, swelling and difficulty using the area do not tell you the full severity on their own. [1] [2]

A pop, swelling or bruising is a reason to take the event seriously, not evidence that a stronger massage is needed. A fracture or other injury may need to be ruled out.

Use first-aid advice for the injury

For the first two to three days of a sprain or strain, NHS advice uses PRICE: protection, rest, wrapped ice for up to 20 minutes every two to three hours, a supportive bandage and elevation. This is not a recommendation for powered compression boots. [1]

The NHS advises avoiding heat, alcohol and massage for the first couple of days to help prevent swelling. Passing that period is not automatic clearance for percussion over damaged tissue. [1]

Let movement return without forcing it

When pain no longer stops you moving the injured area, NHS guidance advises keeping it moving so it does not become stiff. Recovery varies; an individual rehabilitation plan may be needed. [1]

A temporary change in comfort is not evidence that a tear has healed. Do not use a device to mask symptoms and test a return to sport. Massage-gun studies do not establish an acute-injury healing protocol. [3]

Get help for worsening symptoms

Get help from NHS 111 for severe or worsening pain, a lot of or increasing swelling or bruising, inability to bear weight or walk more than a few steps, marked stiffness, fever or symptoms not improving with self-care. [1]

Recognise possible serious injury

NHS advice says to call 999 or go to A&E after a crack at injury, a body part changing shape or pointing at an odd angle, numbness or tingling, or skin that is blue, grey or cold. Do not drive yourself to A&E. [1]

No product recommendation is included. Start with assessment and a recovery plan, not a promise that percussion speeds tissue repair.

Sources and further reading

1. NHS. Early sprain/strain self-care, avoiding massage initially, and urgent injury warning signs.
2. West Suffolk NHS Foundation Trust. Soft-tissue injury explanation and care. Not evidence for massage-gun treatment.
3. 2023 massage-gun systematic review. Eleven studies; ten moderate and one high risk of bias. Findings do not support a general strength, speed or injury-prevention promise.

General information, not a diagnosis or personal treatment plan. Recovapro sells recovery devices. Reviewed 13 November 2026.