middle age grey-haired woman working at dentist clinic holding electric and recycled teethbrush relaxed with serious expression on

camera clinic dentist electric expression face greyhaired looking natural recycled relaxed serious simple teethbrush woman working adult carefree confident depressed desk determined earnest easygoing elderly female formal gesture gesturing hispanic look loose mature middle age perfect person professional recycle sad senior sincere solemn thinking toothbrush trust trusting uniform