Why Do You Get A Headache After Eating?


Experiencing a headache after eating can be a frustrating and uncomfortable occurrence. If you experience a headache after eating, this is called postprandial headache.

While it may vary in intensity and duration, eating headaches can disrupt daily activities and affect overall well-being. Understanding the possible causes and implementing effective strategies can help alleviate and prevent headaches after eating. In this article, we explore the reasons behind these headaches and provide insights into managing them for a better quality of life.

Why Do I Get A Headache After Eating?

According to the Novera Headache Center, you may experience a headache after you eat because of food triggers and food sensitivities/allergies.

Certain foods, such as alcohol, caffeine etc. can cause a headache and migraine. Allergies/sensitivities can also cause a headache after you eat due to an immune response. This results in inflammation and the release of chemicals that contribute to eating headache symptoms.

Fortunately, this headache is not as severe as a thunderclap headache or ice pick headache. It may feel like a generic tension headache with a vice-grip sensation around your forehead.

Why I Get A Headache After Eating Sugar?

You may get a headache after eating sugar-rich foods, especially after you fast, due to a temporary imbalance in blood sugar levels. This is also known as a sugar hangover.

Common symptoms of a sugar hangover include:

  • Feeling foggy
  • Fatigue
  • Blurred vision
  • Increased thirst

How To Get Rid Of Headaches After Eating

Here are some steps to get rid of headaches after eating:

  1. Identify Trigger Foods: Keep a food diary to track potential triggers and patterns. By identifying specific foods that consistently lead to headaches, you can avoid or limit their consumption.
  2. Maintain a Balanced Diet: Focus on a balanced diet consisting of whole foods, lean proteins, fruits, vegetables, and whole grains. Ensure regular and consistent meals to stabilize blood sugar levels and prevent sudden drops or spikes.
  3. Hydrate Adequately: Drink enough water throughout the day to maintain proper hydration. This can help prevent dehydration headaches. Limit the consumption of sugary drinks and alcohol, as they can contribute to dehydration.
  4. Consider Food Sensitivities: If you suspect that certain foods are triggering your headaches, consult a healthcare professional for testing and guidance. Identifying and eliminating specific food sensitivities or allergies can significantly reduce headache occurrence.
  5. Manage Stress: Stress is a common trigger for headaches. Adopt stress management techniques such as exercise, meditation, deep breathing exercises, and adequate sleep to help prevent headaches after eating.
  6. Seek Medical Advice: If headaches after eating persist or significantly impact your daily life, it is advisable to consult a healthcare professional. They can evaluate your symptoms, conduct tests if necessary, and provide personalized guidance and treatment options.
  7. Eat Incrementally: Some people may experience headaches after fasting due to hypoglycemia. This are also associated with hunger headaches. A sudden fluctuation in glucose level may result in a headache so make sure you eat incrementally.

Experiencing a headache after eating can be a bothersome and uncomfortable issue, but it is often manageable with the right approach. By identifying potential migraine trigger points, maintaining a balanced diet, staying hydrated, managing stress levels, and seeking appropriate medical advice when needed, you can effectively reduce the occurrence and severity of headaches after eating. Remember, everyone’s experience with headaches is unique, so finding the strategies that work best for you is essential for optimal well-being.

Jenny from Migraine Buddy

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