Inclusion Criteria:  edentulous patient willing to undergo new complete denture treatments and willing to visit the clinic for denture adjustment as a recall patient Healing period of at least 2 months after extraction.  Exclusion Criteria:  Difficulty responding to questionnaire Use of metallic base denture Xerostomia Ill-fitting dentures Neuromuscular disorder Smoking habits Debilitating diseases Immunocompromised Maxillofacial defects Use a tissue conditioner