What is a muscle tear?

A muscle tear occurs when the fibers of the muscle partially or completely break because the force used was greater than the muscle could withstand. This can happen during any exercise, but it is more common in sports that require a lot of strength, such as soccer, volleyball, basketball, martial arts, and athletics. Sometimes, it can also be caused by a direct impact or a fall.

Symptoms

The symptoms of a muscle tear can vary depending on the severity of the injury:

pain: often during physical activity that caused the injury
swelling: the affected area may swell due to the accumulation of hematoma at the injury site
muscle weakness: the affected muscle may become weaker and unable to support load or perform normal movements
difficulty moving: due to muscle weakness and pain

Causes

Muscle tears can be caused by several factors, such as:

direct trauma: an impact or direct injury to the muscle can cause a muscle tear. This can occur during sports activities, car accidents, or falls
contractile overload or repetitive stress: straining a muscle beyond its limits during intense physical activities or weightlifting exercises can result in a muscle tear
aging: muscles tend to lose strength, elasticity, and flexibility, which increases the risk of muscle tears, especially during intense physical activities
lack of warm-up or stretching: can increase the risk of muscle injuries, including tears

Diagnosis

The diagnosis of a muscle tear usually involves a combination of medical history, physical examination, and, in some cases, imaging tests. Here are the common steps to diagnose a muscle tear:

medical history: questions about your symptoms, including when the pain started, how it developed, and what activities might have caused the injury
physical examination: signs of swelling, bruising, tenderness, and muscle weakness may be observed
imaging tests: ultrasound and magnetic resonance imaging (mri) are considered the best methods to visualize muscle injuries, as they can provide detailed images

Treatment

The treatment of a muscle tear can vary depending on the severity of the injury:

rest: is essential to allow the muscle to heal. This may include avoiding activities that increase pain or cause more stress on the injured muscle. In severe cases, the use of crutches and immobilizing braces may be necessary
ice application: to the affected area can help reduce inflammation, swelling, and pain. It is recommended to apply ice for 15 to 20 minutes every two to three hours during the first few days after the injury
medication: anti-inflammatory drugs can help relieve pain and reduce inflammation, but they should not be administered in the first few days as they can interfere with the healing process. Therefore, other pain relievers that do not interfere with muscle healing should be used at the beginning of treatment
physical therapy: is essential to reduce the inflammatory process in the early days and to aid in muscle healing and the recovery of the patient's overall strength and function in the later stages of treatment

Prevention

É importante seguir as orientações de um profissional da saúde para garantir uma recuperação adequada e evitar complicações. Algumas estratégias de prevenção que podem ajudar são:

proper warm-up: before starting any intense physical activity, it is important to warm up the muscles for 10 to 15 minutes with low-intensity exercises, such as brisk walking or light jogging
stretching: incorporating stretching routines before and after exercise can help maintain muscle flexibility and reduce the risk of injuries
muscle strengthening: with exercises targeting the specific muscles involved in sports or physical activities
balancing training: with regenerative workouts after intense training sessions to avoid overexertion and muscle fatigue

References

Municipal Health Department of São Paulo

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By the Einstein Editorial Board