Russell Brain 4 endorses the theory that extensor hypertonia depends upon the integrity of the vestibulospinal tracts and that destruction of the latter results in a dominant flexor reflex ...

A reflex is an automatic body movement that happens involuntarily in response to a stimulus. Healthcare providers sometimes test a person's reflexes as part of a routine or diagnostic exam.

Hip flexor strain can occur when the hip flexor muscles are pulled, strained, torn, or injured. Many activities may cause the condition and symptoms can include sharp pain, stiffness, and reduced ...