Anger and irritability: causes, coping and care

Anger is an emotion; irritability is a lowered threshold for frustration. Neither makes someone a bad person, but repeated outbursts, distress or harm to relationships are reasons to seek support.

Notice whether the change follows sleep loss, hunger, pain, caffeine, alcohol, substance use, work pressure, conflict or a new medicine. Low blood glucose can present with irritability alongside sweating, shaking, hunger or confusion, particularly in someone using glucose-lowering treatment.

Depression can present with irritability as well as low mood or loss of interest. Generalised anxiety disorder may include feeling tense and easily annoyed, while insomnia and burnout can reduce emotional tolerance. A clinician considers the whole pattern rather than treating irritability as proof of any single condition.

Step away from conflict when safe, slow your breathing and delay messages or decisions until your body settles. Eat regularly, limit substances that make you agitated, and protect a consistent sleep routine. Physical activity can release tension without directing it at another person.

Keep a brief record of triggers, body sensations, thoughts, actions and what helped. A GP can check for medical or medicine-related causes and discuss talking therapies or other treatment. If diabetes treatment is involved, follow your agreed plan for checking and treating low glucose.

Get emergency help if you might hurt yourself or someone else, cannot control violent behaviour, hear commands to cause harm, or develop severe confusion. Move away from weapons or dangerous objects and involve a trusted person if this can be done safely.

Book a timely assessment when irritability is new, lasts, disrupts work or relationships, follows a medicine change, or comes with prolonged low mood, unusually high energy, very little need for sleep, panic, memory change or substance dependence.

Describe when the change began, its triggers, sleep pattern, substance use, physical symptoms and impact on other people. Ask whether medicines or a health problem could contribute, which coping treatment fits your circumstances, and how to make a clear safety plan.