Financial worries and lack of sleep were found to be the main contributors to the feelings of anger, along with hunger, cold callers, rudeness and being lied to.
Researchers studied 2,000 people to discover how tempers impact on our lives, the 'Daily Express' reported.
They found that six in 10 people are regularly annoyed by trivial day to day matters without even knowing the reason behind it.
As many as one in four people confessed they sometimes reach a level of anger where they risk "losing control".
The research was commissioned by Benenden Healthcare in the UK, where spokesman Lawrence Christensen advised seeking help for anger management.
"Britons are letting their angry side get the better of them
