Inclusion Criteria for Tennis Elbow patients:
- The patient must have given his/her informed and signed consent
- The patient must be insured or beneficiary of a health insurance plan
- The patient is available for 90 days of follow up
- Pain when pressure applied to the epicondyl
- Pain upon forced movement of both epicondylien muscles
- Absence of pain upon forced movement of an epitrochlear muscle
- Absence of one or more skeletal-muscle problem on the homolateral arm felt by the patient to be just as problematic as his/her tennis elbow
- at least one consult for pain treatment associated with tennis elbow (on the same elbow)
Inclusion Criteria for healthy volunteers:
- The patient must have given his/her informed and signed consent
- The patient must be insured or beneficiary of a health insurance plan
- No pain when pressure applied to the epicondyl
- No pain upon forced movement of both epicondylien muscles
- No neck pain
- No skeletal-muscle problems in the arms during the 3 months preceding the study
Exclusion Criteria for Tennis Elbow patients:
- The patient is included in another study
- The patient is in an exclusion period determined by a previous study
- The patient is under judicial protection, under tutorship or curatorship
- The patient refuses to sign the consent
- It is impossible to correctly inform the patient
- The patient is pregnant
- The patient is breastfeeding
- Absence of one or more skeletal-muscle problem on the homolateral arm felt by the patient to be just as problematic as his/her tennis elbow
Exclusion Criteria for Health Volunteers:
- The subject is included in another study
- The subject is in an exclusion period determined by a previous study
- The subject is under judicial protection, under tutorship or curatorship
- The subject refuses to sign the consent
- It is impossible to correctly inform the subject
- Presence of one or more skeletal-muscle problems in the arms within the 3 months preceding the study
- Pain when pressure applied to the epicondyl
- Pain upon forced movement of both epicondylien muscles
- Consultation for any kind of treatment for elbow pain