Do muscle fibers tear during exercise?

Do muscle fibers tear during exercise?

No one knows for sure exactly what does cause muscle soreness. But many scientists now think that the delayed pain is caused by microscopic tears in the muscles when a certain exercise or activity is new or novel. These tiny tears eventually produce inflammation, and corresponding pain, 24 to 36 hours later.

Are muscle fibers damaged when you build strength?

Exercise-induced muscle damage (EIMD) is perhaps the most commonly cited mechanism for muscle growth. The idea is that intense exercise causes damage to muscle fibers, which are then repaired post-workout. Rather than rebuilding exactly what was there before, the body rebuilds muscle to be bigger and stronger.

How long do muscle micro-tears take to heal?

For a Grade I muscle strain or micro-tear, full recovery is usually 2-6 weeks and athletes are able to resume activity when they are pain-free. Grade II muscle strains are more severe and take longer, averaging 2-3 months to fully heal the damage.

What’s the difference between a pulled muscle and a torn muscle?

In a mild strain, a torn muscle may feel slightly stiff, but still flexible enough for use. A severe muscle strain is when the muscle is severely torn. This results in pain and very limited movement. The symptoms of mild to moderate muscle strains usually go away within a few weeks.

Should you massage torn muscles?

Massage can help a range of injuries including sprains, strains, broken bones and muscles tears. Using a variety of massage techniques, massage can stretch out tightness and loosen scar tissue. Using massage as part of injury rehabilitation can increase healing rate and shorten recovery time.

What’s worse breaking a bone or tearing a muscle?

The short answer is because the bone has plenty of blood supply to it compared to ligament/tendon, which has very little and ligament/tendons are more complex to rebuild. Wounds generally heal more slowly if blood can’t circulate properly.

Is tearing a ligament worse than a break?

So with that said, if you had to choose an injury, breaking a bone is a pretty good one to have. It’s a lot better than tearing a ligament (just ask Rondo, Brady, or Welker). Bone is one of two tissues in the body that heals without leaving a scar.

Can muscle injuries be permanent?

In some cases, yes. Without proper treatment, the damage can be so severe that the tissue never properly heals. Many people are quick to dismiss sprains and strains as minor, insignificant injuries.

How does a soft tissue injury heal?

Treatment involves healing the inflamed area with rest, compression, elevation, and anti-inflammatory medicine. Ice may be used in the acute phase of injury. Stretching and strengthening exercises can gradually be added to help avoid further injury.


Andrey is a coach, sports writer and editor. He is mainly involved in weightlifting. He also edits and writes articles for the IronSet blog where he shares his experiences. Andrey knows everything from warm-up to hard workout.