Clinical Research Directory

Inclusion Criteria: * Individuals identified as potentially at risk of abnormal motor development due to a risk factor (for example, prematurity, neonatal hypoxic ischemic encephalopathy, or neonatal stroke) OR control individuals for whom normal motor development is expected. * Age: \< 24 months of age * Legal guardian able and willing to give written consent and comply with study procedures. * In case of multiple pregnancies, only one child selected at random will participate in the research activities. Study staff will have no influence over the selection, besides any known medical condition automatically excluding the baby as listed in our exclusion criteria. Exclusion Criteria: * Any open wound or skin breakdown on the limbs or upper torso. * Missing or incomplete limbs (such as from amputation or congenital limb defects) * Legal guardian unable to give written consent and comply with study procedures.