Mature couple embracing, nuzzling

High school students conducting experiment in chemistry class

Friends window shopping

Mature man enjoying driving convertible

Female doctor, portrait

Young woman, portrait

Young woman, portrait

Close-up of young barechest man.

Friends shopping in clothing boutique

Doctor checking patient's blood pressure

Friends out together at night club

Teacher assisting high school students

Woman talking on cell phone, reflection in side-view mirror

Young man, portrait

Man relaxing on pillows, looking away in thought

Mature couple enjoying red wine outdoors

Friends laughing together

Mature woman clinking wine glasses with companion in restaurant

Young woman text messaging while in class

Young woman driving convertible with friend

Woman standing on deck, holding scarf up in breeze

Friends having drinks together

Friends out together at nightclub

Teacher explaining mathematics to students in classroom

Young woman drawing with charcoal

Young woman out for drive on sunny day

Mature couple having picnic outdoors, opening bottle of wine

Woman lying on hardwood floor, looking away

Woman relaxing in sauna

Teacher showing skull to student in anatomy class

Doctor examining patient's lymph nodes

Mature woman looking at menu in restaurant

Doctor contemplatively looking down

Students working in class, one text messaging under her desk

Young woman reading magazine in bed

Friends sharing earphones listening to music together

Woman looking in shopping bag

Young woman driving convertible

Friends enjoying time out together at night club

Mathematics teacher explaining equation to student

Students drawing in art class

Man relaxing on sofa, smiling, portrait

Children jumping for joy beside tree growing on beach

Woman riding in car

Father and young daughter relaxing together in hammock

Mature couple together in park, man feeding woman

Man being pushed in wheelchair looking away contemplatively

Teacher helping student in science class