Anger can cause such physical problems as high blood pressure and respiratory trouble. It can affect the liver and the pancreas, and it can cause digestive problems.
فَٱلْغَضَبُ يُؤْذِي ٱلْكَبِدَ وَٱلْبَنْكِرْيَاسَ وَٱلْجِهَازَ ٱلتَّنَفُّسِيَّ ،‏ وَيُسَبِّبُ سُوءَ ٱلْهَضْمِ وَٱرْتِفَاعَ ضَغْطِ ٱلدَّمِ .‏