Here’s what you need to know.

Many people around the world suffer from migraines but struggle to find out what causes it. Here are some causes, also known as triggers, that increase the likelihood of a migraine.

The National Institute of Neurological Disorders and Stroke reported that light is one of the most leading causes of developing a migraine. To help prevent this it is recommended that people avoid flickering lights and sit in places with more natural lighting.

Sound is also a trigger for migraines according to the National Institute of Neurological Disorders and Stroke. They also stated that sound can trigger a headache for 50-75% of those that suffer from migraines. To help prevent this, one should avoid spending time in crowded places such as movie theaters or wear ear protection if possible.

Stress and other emotional reactions can lead to migraines with almost 70% of those suffering from migraines being affected by it. To help manage stress and other emotions experts say that people try meditation, exercising, relaxation therapy, and maintaining a healthy sleep schedule.