What causes a lump under the chin? By Lizzy on December 6, 2018 A lump under the chin may be hard or soft, and tender or painless. This is not always a cause for concern. Learn about causes and when to see a doctor. Source: MedicalNewsToday.com Published in Health News Lizzy More from Health NewsMore posts in Health News »Common Antibiotics Spell Trouble in Existing AortopathyCommon Antibiotics Spell Trouble in Existing AortopathyMore colleges make Covid vaccines mandatory for studentsU.S. hits daily vaccination record as case counts return to summer peaksDr. Scott Gottlieb believes Americans should have access to Covid ‘vaccine passports’WHO says Covid pandemic is growing ‘exponentially’ at more than 4.4 million new cases a week