How long does a lacerated tendon in upper arm take to heal?

The healing time for a lacerated tendon in the upper arm can vary significantly depending on the severity of the injury, the specific tendon involved, and the treatment received. Generally, it can take anywhere from several weeks to several months for a tendon to heal adequately. Surgical repair may be required for severe lacerations, and rehabilitation through physical therapy may extend the recovery process. Always consult a healthcare professional for a personalized timeline and treatment plan.