Living with cluster headaches can be extremely debilitating due to their sudden onset and intense pain. From personal experience and feedback shared by others, early intervention with high-flow oxygen therapy is a game-changer. Using 100% oxygen with a non-rebreather mask at the recommended flow rates (12–15 L/min, sometimes up to 25 L/min) can abort an attack quickly and safely. The key is to start oxygen therapy as soon as you notice the onset of symptoms. Many patients find that keeping the oxygen setup ready and accessible at home or work increases the chance of immediate treatment, which greatly boosts its effectiveness. The typical session lasts about 15–20 minutes, and repeated daily use has proven to be safe without adverse effects. This method is often preferred before turning to medication or injections, which may carry more side effects or take longer to relieve pain. In addition to oxygen therapy, some people find combining it with other strategies, such as staying hydrated and avoiding known headache triggers (like alcohol or certain foods), helps reduce frequency. Always consult your neurologist or headache specialist to tailor your treatment plan. They can help ensure you have the right mask and flow rate, and assist in obtaining oxygen therapy approval if needed. Remember, oxygen therapy is not just a treatment but a tool that empowers you to manage cluster headaches more effectively, providing much-needed pain relief and improving quality of life.