Inclusion Criteria:  Female 30-65 years of age Interested in glabellar injections to reduce rhytids and facial strain Participants must sign the informed consent form  Exclusion Criteria:  Females under 30 or above 65 years of age Males Those who have received glabellar injections for rhytids <12 months Underwent cosmetic surgical procedure above the malar region Those with a condition that affects facial expression, such as prior stroke