
Put one's hands on one's head (in desperation)
Throw up one's hands (in desperation-horror-anguish-disbelief-disgust-pain)

Mettersi le mani nei capelli 
Prendersi la testa tra le mani

Mettersi le mani nei capelli
Throw up one's hands (in desperation-horror-anguish-disbelief-disgust-pain)

Mettersi le mani nei capelli 
Prendersi la testa tra le mani

Mettersi le mani nei capelli
Meanings
Fig: to show desperation, pain and rage
Examples
When the rescuers saw the village completely destroyed by the earthquake, they threw up their hands in desperation
Quando i soccorritori videro le rovine del paese completamente distrutto
dal terremoto, si sono presi la testa tra le mani per la disperazione
When the new CEO examined the books, he put his hands on his head in disbelief after discovering the sky-high crazy and unjustified expenses
Quando il nuovo amministratore delegato ha esaminato i bilanci, si รจ
messo le mani nei capelli dopo aver scoperto spese folli e immotivate a
costi stratosferici