Why Do I Feel Nauseous?

Introduction

Nausea is a common and often distressing symptom that can arise from various underlying causes. As a gastroenterologist, I encounter patients daily who seek answers to the perplexing question: “Why do I feel nauseous?” In this blog post, we will explore the intricacies of nausea, its potential triggers, and some effective remedies to alleviate this uncomfortable sensation.

The Anatomy of Nausea

Nausea is a complex physiological response involving the gastrointestinal (GI) tract, the central nervous system, and various other factors. Nausea is a symptom that can manifest in various situations. The GI tract plays a pivotal role in the genesis of nausea, as it is rich in sensory nerves that can transmit distress signals to the brain.

Common Causes of Nausea:

• Gastrointestinal Issues:
  • Gastritis and Peptic Ulcers: Inflammation of the stomach lining or the presence of ulcers can lead to nausea, often accompanied by pain.
  • Gastroenteritis: Viral or bacterial infections causing inflammation of the stomach and intestines may result in nausea, vomiting, and diarrhea.
  • Gallbladder Issues: Gallstones or inflammation of the gallbladder can induce nausea, especially after consuming fatty foods.
• Functional GI Disorders:
  • Conditions like irritable bowel syndrome (IBS) can cause nausea due to abnormal contractions in the GI tract.
• Medications:
  • Certain medications, including chemotherapy drugs, antibiotics, and painkillers, may induce nausea as a side effect.
• Motion Sickness:
  • Travel or activities that involve motion, such as car rides or boat trips, can trigger nausea in susceptible individuals.
• Pregnancy:
  • Nausea and vomiting, commonly known as morning sickness, are prevalent during early pregnancy due to hormonal changes.
• Emotional Factors:
  • Stress, anxiety, and psychological distress can contribute to nausea. The brain-gut connection plays a significant role in this aspect.

Remedies for Nausea:

• Dietary Modifications:
  • Opt for bland foods such as crackers, toast, and bananas.
  • Stay hydrated by sipping on clear liquids like ginger tea or electrolyte solutions.
• Ginger:
  • Known for its anti-nausea properties, ginger can be consumed as tea, ginger ale or in capsule form.
• Peppermint:
  • Peppermint oil or tea can help relax the muscles of the GI tract, easing nausea.
• Deep Breathing and Relaxation Techniques:
  • Stress reduction through deep breathing exercises or meditation can positively impact nausea triggered by emotional factors.
• Over-the-Counter Medications:
  • Antacids and antiemetic medications can provide relief for nausea associated with GI issues.
• Prescription Medications:
  • In cases of severe nausea, prescription medications like ondansetron may be recommended by a healthcare professional.
• Avoid Triggers:
  • Identify and avoid specific triggers, such as certain foods, strong odors, or motion, to prevent nausea episodes.

Conclusion

While nausea can be a challenging symptom to navigate, understanding its various causes is the first step towards effective management. It’s crucial to recognize when nausea is a transient issue or indicative of an underlying medical condition, prompting a visit to a healthcare professional. The remedies mentioned here are general suggestions and may not be suitable for everyone. Consultation with a medical expert is advised for personalized guidance and appropriate treatment. Remember, addressing the root cause is key to finding lasting relief from nausea and improving overall well-being.

Written by Dr. Sam Abdehou, Gastroenterologist