An article by Dr. Jennifer Baxt in Psychology and Spirit (link below) discusses man and his being irritable at times. According to the post being irritable means that one person is overly sensitive to a certain stimuli.
Being irritable may be a sign of exhaustion, fatigue and stress. Some people who also withdraws from addiction may also experience this. Being irritable may also soon fade away but if it stays for a long period of time it is not a bad idea to search for professional help.
Nowadays, Online Counseling has become more popular for patients suffering in this condition because the patients are having consultations in the comfort of their homes.
Read more on the link below.
Link: Are you too irritable?; Psychology Article Library