Inclusion Criteria:  The subject is an adult, man or woman (18 years old or more) Subjects affiliated or eligible to a social security system Subjects having expressed their consent to take part in the study  Two type of patients are included in the study :  Patients having diabetes (80% of the inclusion) Non diabetic patients having a lower limbs neuropathy (20% of the inclusion)  Exclusion Criteria:  Minors under 18 years old Subject is pregnant or trying to get pregnant Subjects having a pacemaker Subjects having refused to give their consent  Vulnerable subjects according to the French regulation in force:  Individuals deprived of liberty by a court, medical or administrative order Individuals legally protected or unable to express their consent to take part in the study Individuals unaffiliated to or not beneficiary of a social security system Individuals who fit in multiple categories above Individuals linguistically or mentally unable to express their consent Individuals having an lower limb amputation bigger than toes Individuals not able to stand still for a few minutes Individuals under antidepressant medications