In speech therapy when we do voice work, we spend a lot of time talking about technique. Breath support, resonance, enunciation, and intonation. But sometimes, even though it feels you are doing everything right, the voice still feels unreliable. It may crack more easily, get tired faster, and just doesn’t sound the way it used too. When this happens, many people assume they need to practice more or push through it. Though, the issue may have little to do with vocal technique, and more to do with what’s happening in the digestive system. Recently, I’ve seen a noticeable rise in clients presenting with symptoms of laryngopharyngeal reflux, or LPR. Sometimes also called “silent reflux.” Unlike classic acid reflux or GERD, LPR is often unnoticed. There’s no alarming symptoms such as heartburn, or indigestion, like there is with GERD. But, the voice is the area being affected, and most people do not associate it with reflux. For anyone who relies on their voice professionally such as actors, presenters, teachers, executives, or content creators, this can be very problematic, and have a great effect on their career.
What is Silent Reflux
When coming in for initial consultations clients may describe symptoms that sound like vocal fatigue or tension, rarely will they say I think I have reflux. Some symptoms may include: A raspy voice, sensation of mucus that never clears, constant urge to cough or clear the throat, or even a feeling that something is stuck in the throat, even though there is nothing there. Some people notice a reduced vocal range, while others feel like they have to work harder to be heard. Some also report that their voice feels fine at the beginning of the day but deteriorates quickly throughout the day.
In LPR, stomach acid travels up the esophagus and reaches the larynx. Even very small amounts of reflux can irritate the delicate tissues of the vocal folds which can lead to inflammation and swelling. When the vocal folds are swollen, they don’t vibrate as efficiently. That inefficiency is what people experience as strain, loss of clarity, and increased effort. Over time, unmanaged reflux can also contribute to the development of vocal fold lesions such as nodules or granulomas, especially in high voice-use populations.
Why is LPR More Common
LPR isn’t new, but the way we live and eat today makes it far more likely to arise, especially in those who are busy, stressed, and never stop going. One of the biggest contributors I see clinically is timing. Many professionals don’t finish their day until late in the evening. Rehearsals, networking events, social commitments, and late workdays often mean dinner happens too late. Going to bed within a couple of hours of eating, makes it much easier for stomach contents to move upward toward the throat.
Caffeine is another major factor. In a productivity-driven culture, coffee, tea, and energy drinks are often consumed throughout the day. Caffeine relaxes the lower esophageal sphincter, the muscle that acts as a barrier between the stomach and the esophagus. When that muscle doesn’t close effectively, reflux becomes much more likely. Also recently there has been more reliance on convenience foods. This can include highly processed meals, acidic sauces, spicy deli meats, and carbonated drinks which can irritate the throat. What’s important to understand is that LPR isn’t caused by one bad meal. It’s usually the result of cumulative habits, such as how often you eat late, how much acid exposure your throat gets, and how well your system recovers.
Vocal Hygiene
When we talk about vocal hygiene, hydration, breaks and warm-ups usually come to mind. Those matter, but for clients with reflux-related voice issues, diet and lifestyle are just as important as exercises. One of the most effective changes is timing. Allowing a three-hour window between your last meal and lying down gives the stomach time to empty reducing the likelihood of reflux reaching the throat. For those with late rehearsals or performances, this often means shifting the main meal earlier in the day and opting for a lighter snack later if needed.
Food choices are important too and play a role in how bad the reflux may be. Reflux-friendly eating is about reducing irritation and supporting healing. Leafy greens, non-citrus fruits, lean proteins, and whole grains tend to be well tolerated. Ginger, in particular, has natural anti-inflammatory properties and can be soothing for the throat. Decaffeinated ginger or chamomile tea can be helpful, especially in the evening. Mechanical adjustments can also make a noticeable difference. Elevating the head during sleep, uses gravity to help keep acid down. For clients who wake up hoarse every morning, this change alone can be surprisingly effective. Hydration should be steady and consistent throughout the day rather than concentrated all at once. Large volumes of fluid right before speaking or singing can increase abdominal pressure and worsen reflux symptoms.
Stress
One piece that often gets overlooked is stress. In my clinical experience, there is a strong connection between reflux symptoms and how a person breathes under pressure. High stress often leads to shallow chest breathing and breath-holding. This increases intra-abdominal pressure, which can push stomach contents upward. This is one reason why diaphragmatic breathing and body-based grounding techniques are so important for voice users. These strategies don’t just improve vocal efficiency, they help regulate the entire system. When breathing is calm and supported, the body is less likely to default into patterns that worsen reflux.
Early Signs
One of the biggest challenges with LPR is that people tend to normalize the symptoms. A raspy morning voice becomes the norm, throat clearing becomes habitual, and fatigue is blamed on overuse. If your voice consistently feels worse at the end of sentences, if you feel like you’re pushing to get sound out, or if hoarseness lingers despite good technique, it’s worth taking a closer look. Addressing reflux early is far easier than trying to restore a chronically irritated voice. It means paying attention to patterns and considering whether diet, timing, stress, and recovery might be contributing to what you’re hearing and feeling.
Final Thoughts
Your voice doesn’t exist in isolation. It reflects how you sleep, how you eat, how you breathe, and how much space you give your body to recover. If something feels consistently off, pushing harder is rarely the solution. If this resonates with you, or if you’ve noticed changes in your voice that don’t quite make sense, working with a speech-language pathologist and an ENT can help you get clarity. Your voice is capable of recovery , but it needs the right conditions to do so.
References
- Koufman, J. A., Aviv, J. E., Casiano, R. R., & Shaw, G. Y. (2002). Laryngopharyngeal reflux: Position statement of the Committee on Speech, Voice, and Swallowing Disorders of the American Academy of Otolaryngology–Head and Neck Surgery. Otolaryngology–Head and Neck Surgery, 127(1), 32–35.
- Reichel, O., Dressel, H., Wiederänders, K., & Issing, W. J. (2007). Double-probe pH monitoring for diagnosis of laryngopharyngeal reflux. Journal of Laryngology & Otology, 121(5), 444–450.
- Kahrilas, P. J., & Smith, J. A. (2014). Gastroesophageal reflux disease. The New England Journal of Medicine, 371(8), 756–765.
- Cleveland Clinic. (n.d.). Laryngopharyngeal reflux (LPR). https://my.clevelandclinic.org/health/diseases/15024-laryngopharyngeal-reflux-lpr
