According to data for the last three years published by Halifax Home Insurance, a third more accidents happen on Monday morning, reports Sky News.
Psychologist Glenn Wilson said: "People have a good time over the weekend to escape the pressure of the working week.
"The corollary is that Mondays are marked by low performance and inattentiveness as the body and brain struggle to recover."
Martyn Foulds, Halifax senior claims manager, said: "Whilst we want everyone to enjoy their weekends...
"We understand the importance of a safe home, and are urging people to take extra care on Mondays when they might not be operating at 100 percent."