Müder und nachdenklicher Mann arbeitet an neuem Projekt im modernen Büro - Stockfoto & -bild

Feeling ill office worker while hardworking with agreement for business partner

Businessman with desperate of facial expression sitting at the wood table in his workplace

Cheerful businessman holding agreement in hand and stressed in his job

Tired mature businessman with grey hair and beard in formal clothes is in the office.

Selective focus of upset man in suit holding smartphone near laptop

Tired mature businessman with grey hair and beard in formal clothes is in the office.

Side view of a sad tired Latin American draftsman suffering from an attack of migraine

Bewildered young dark-haired male engineer staring at a technical drawing on the desk in his office

Young Latin American dark-haired male office worker suffering from a temporal pain in the workplace

Big problems. Upset deep occupied man looking down supporting his head sitting by the table.

Cannot concentrate. Attentive bearded man pressing lips and touching head while putting hand on the notebook

Dark-haired young male employee with his hands on the head bending over the technical drawing

Sudden pain. Serious handsome bearded man keeping glasses in left hand and feeling bad himself and having headache.

Have headache. Young businessman bowing head and pressing lips while having problems