How Severe Can the Physical Symptoms of Anxiety Be?
Anxiety is rarely just a psychological burden; it frequently triggers a profound physical response. The physical symptoms of anxiety can range from mild muscle tension and a racing heartbeat to severe, debilitating issues like chronic insomnia, gastrointestinal distress, shortness of breath, and chronic fatigue. The clinicians at Helyx Health utilize a comprehensive approach—addressing both the neurological roots of your anxiety and the somatic (physical) symptoms it causes to restore your overall well-being. For more information, contact us or request an appointment online. We are conveniently located at 518 Hamilton Avenue, Palo Alto, California 94301.


Table of Contents:
What physical symptoms can anxiety cause in the body?
Can anxiety symptoms feel similar to a serious medical condition?
How does anxiety affect heart rate, breathing, and muscle tension?
When should physical anxiety symptoms be evaluated by a mental health professional?
Why Does Dr. Tony Masri Emphasize Treating the Physical Toll of Anxiety?
At Helyx Health, we recognize that anxiety is not just an emotional experience—it can profoundly affect your physical health as well. When you face anxiety, your body often enters a state of heightened alertness, also known as the “fight or flight” response. This natural reaction can produce a range of physical symptoms, including:
• Racing or pounding heartbeat
• Shortness of breath
• Chest tightness or discomfort
• Muscle tension (which may cause headaches, jaw pain, or muscle aches)
Anxiety can also impact your digestive system. Many of our patients report experiencing stomachaches, nausea, diarrhea, or the familiar sensation of “butterflies” in the stomach. Other common symptoms include sweating, trembling, and shaking—even when you haven’t been physically active.
Some individuals may feel dizzy or lightheaded, especially during more intense episodes of anxiety. Sleep can also be disrupted, leading to trouble falling asleep, staying asleep, or feeling unrested even after a full night’s rest. Tingling or numbness in the hands or feet, as well as persistent fatigue, are also frequently reported.
At Helyx Health, we want you to know that these physical symptoms are a normal part of the body’s response to anxiety. However, if these symptoms become persistent or start to interfere with your daily life, our team is here to help. We offer comprehensive care and evidence-based strategies to address both the physical and emotional aspects of anxiety, supporting you on your path to better health and well-being.
At Helyx Health, we frequently see patients who are concerned about physical symptoms that can be caused by anxiety. It’s important to know that anxiety symptoms can closely resemble those of serious medical conditions, which can be confusing and sometimes frightening.
For example, anxiety may cause sensations such as chest pain, heart palpitations, shortness of breath, dizziness, tingling in the hands or feet, sweating, trembling, and even gastrointestinal discomfort. These symptoms can mimic conditions like heart attacks, asthma, neurological disorders, or digestive illnesses.
Anxiety activates the body’s “fight or flight” response, triggering the release of stress hormones that affect nearly every organ system. This is why anxiety can sometimes imitate the physical signs of more serious health problems. For instance, chest pain and rapid heartbeat might feel similar to a cardiac event, and numbness or tingling might be mistaken for a neurological issue.
At Helyx Health, your safety and peace of mind are our priority. If you’re experiencing new, severe, or persistent symptoms, our medical team can conduct a thorough evaluation to rule out any underlying health conditions. Once a serious medical cause has been excluded, we can work with you to recognize the impact of anxiety and develop a personalized plan to manage your symptoms—often integrating support from our mental health professionals.
At Helyx Health, we understand that anxiety is not just an emotional experience—it has a significant impact on your body as well. Many of our patients are surprised to learn that anxiety can affect several physical processes, including heart rate, breathing patterns, and muscle tension. Recognizing these symptoms is a crucial first step in addressing both the mental and physical aspects of your health.
When you experience anxiety, your body’s natural “fight or flight” response is activated. This causes stress hormones like adrenaline to be released, which in turn can increase your heart rate. You may notice palpitations or a pounding sensation in your chest. Our Helyx Health providers often encounter patients concerned about these symptoms, and we’re here to help distinguish between anxiety-related changes and other potential medical conditions.
Breathing is another area commonly affected by anxiety. Rapid, shallow breathing—known as hyperventilation—often occurs as your body tries to take in more oxygen. This can lead to lightheadedness, tingling, or chest discomfort, which may further heighten anxiety. At Helyx Health, we offer guidance on breathing techniques and relaxation strategies to help manage these symptoms.
Muscle tension is also a frequent complaint among our patients with anxiety. Stress signals from the brain cause muscles to contract, leading to tightness and discomfort, especially in the neck, shoulders, jaw, and back. Over time, this can contribute to headaches and chronic pain. Our comprehensive approach at Helyx Health includes evaluation, education, and tailored interventions—ranging from physical therapy referrals to stress management resources—to address these physical effects.
In summary, anxiety can trigger a cascade of physical changes, including increased heart rate, altered breathing, and muscle tension. At Helyx Health, our integrated care team is dedicated to helping you identify, understand, and manage these symptoms, supporting both your mental and physical well-being.
At Helyx Health, we understand that anxiety doesn’t just affect your mind—it can also have a significant impact on your body. Physical symptoms of anxiety are common and may include a racing heart, shortness of breath, sweating, trembling, dizziness, stomach upset, or muscle tension. While these sensations can be a normal response to everyday stress, there are times when they may indicate a need for professional support.
If you notice that your physical symptoms of anxiety are persistent, frequent, or difficult to manage on your own, we encourage you to reach out to our team at Helyx Health. Our experienced providers can help determine whether these symptoms are related to anxiety or another medical condition, and will work with you to develop a personalized treatment plan.
You should also consider seeking help at Helyx Health if your symptoms:
• Interfere with your daily life, work, relationships, or normal activities
• Cause you to avoid certain situations
• Are accompanied by intense fear, panic attacks, or feelings of losing control
If you ever experience severe or sudden symptoms—such as chest pain, difficulty breathing, or fainting—it is essential to seek immediate medical attention. These could be signs of a more serious health issue that needs urgent evaluation.
Because anxiety overstimulates the nervous system, it frequently leads to severe physical complications like chronic insomnia, brain fog, and relentless fatigue. Dr. Tony Masri, leveraging his dual expertise in psychiatry and sleep medicine, understands that truly treating the mind requires healing the body. Rather than just masking physical symptoms, Dr. Masri and the Helyx Health team utilize targeted medication management and comprehensive sleep therapies to address the physiological fallout of intense stress. By restoring healthy circadian rhythms and alleviating physical exhaustion, this holistic approach allows your body to finally rest, which makes psychological anxiety therapies significantly more effective.
At Helyx Health, we are committed to supporting your physical and mental well-being. If anxiety symptoms ever feel overwhelming or unmanageable, know that you don’t have to face them alone. Contact Helyx Health to schedule an evaluation and discuss the treatment options that are right for you. Our compassionate team is here to help you achieve better health and peace of mind. We are conveniently located at 518 Hamilton Avenue, Palo Alto, California 94301. We serve patients from Palo Alto CA, Menlo Park CA, Stanford CA, Mountain View CA, Los Altos CA, and surrounding areas.
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Additional Services You May Need

Additional Services You May Need
▸ Psychiatry
▸ Stress
▸ Depression
▸ Sleep
▸ Psychotherapy
▸ ADHD
▸ Burnout
▸ Cognitive Behavioral Therapy
▸ Couples Therapy
▸ Circadian Rhythm
▸ Insomnia
▸ Medication Management
▸ Mood Conditions
▸ Narcolepsy
▸ Parasomnia
▸ Relationship Counseling
▸ Sex Therapy
▸ Sleep Study
▸ Trauma
▸ Anxiety
▸ Family Counseling
▸ Telehealth
▸ Eating Disorders
▸ Neuropsychological Evaluations
▸ Autism Spectrum Condition
▸ Attention Treatment
▸ Psychological Evaluation
▸ Brain fog
▸ EMDR
▸ Intrusive Thoughts




