Effects of Warm up in Athletes With Previous Hamstring Injury

Analysis on the Effects of Two Types of Warm up in Athletes With a Previous Hamstring Injury

The objectives of this study is to determine the immediate and 10 minutes follow-up effects of a warm-up based on a continous run on a treadmill or the application of a hot-pack in athletes with previous hamstring injury. The investigators have as an hypothesis that the subjects, after one of this interventions show statistically significant improvements in the measurements of pain, flexibility, proprioception and postural control

Inclusion Criteria:

• To be 18-27 years old
• To do sports as a minimum of 5 hours per week.
• To have done sport in the last 2 years
• Have a hamstring flexibility of ≤80º on Kendall test
• Diagnosed hamstring injury the last year

Exclusion Criteria:

• To take drugs that alter the motor o postural control
• To do a program of stretching of the hamstring
• To have lumbar pain
• Recent abdominal or spinal surgery intervention