Großaufnahme eines älteren Mannes, der während der Vorbereitung auf eine schwierige Konferenz die Augen geschlossen hält - Stockfoto & -bild

Serious senior male wrinkling his forehead while trying to concentrate on task, creating effective business plan

Portrait of his he nice handsome tired exhausted man shark expert, specialist feeling dizzy bad money income decrease lose profit at modern industrial concrete wall work place station

Negative delighted office worker sitting at his workplace and touching temples during taking decision

Dealing with some problems. Cheerless depressed bearded man sitting at the table and holding his head while trying to solve the problem

Selective focus of frustrated businessman looking at paper with bankruptcy letters

Front view of a young draftsman with his head bent down sitting at the desk

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

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

Touching his head. Mature successful businessman touching his head while feeling busy of work

Do it again. Handsome man pressing lips and bowing head while looking downwards

Concentrated man sitting at his workplace while thinking about results of his work

Cheerful businessman holding agreement in hand and stressed in his job

So tired. Smart nice man touching his temples while feeling tired after work

Press your lips. Concentrated man wrinkling forehead and bowing head while suffering pain