Second, it may be a personality factor. Some people have a bad temper and a big temper, while others are introverted and sensitive. At the same time, they are strong and perfectionist, and it is easy to come to a dead end. At this time, it is easy to become particularly unstable and irritable.
Third, it may also be caused by psychological diseases such as anxiety. The symptoms of anxiety patients are anxiety, irritability, fidgeting and always walking around. These patients are unstable in temper, easy to get angry, or fight with others because of trivial matters, and even impulsively hurt people.
Fourth, it may also be caused by physical illness. The common problem is hyperthyroidism. Hyperthyroidism patients are prone to unstable temper and irritable. The above reasons are more common.