Sudden Heart Symptoms: Numbness, Palpitations, and Anxiety

After sitting for twenty minutes, my whole body feels numb, and at night when I sleep, my heart beats very fast and forcefully?

On January 3rd at 4 PM, while sitting at my desk at work, I suddenly experienced a sharp pain in my heart, followed by numbness in my face, chest, and limbs, accompanied by a sensation of rapid heartbeat.
I did not feel short of breath, but I felt very uncomfortable.
I visited a cardiologist, and the electrocardiogram (ECG) showed normal results.
The doctor also scheduled an echocardiogram and a 24-hour Holter monitor, but I have to wait until January 19th for those tests.

That night, as I was falling asleep, my heart would thump strongly, causing me to wake up suddenly multiple times, and I struggled to fall asleep again.
The next morning, January 4th, while taking the bus to work, I started to feel numb all over again while sitting.
After getting off the bus, I felt so weak that my hands and legs were soft, so I had to take a ride to see a doctor.
This time, I consulted a neurologist, who suggested it might be hyperventilation syndrome or hyperthyroidism.
I had blood tests done and will return for a follow-up on January 11th.
After returning to work, I continued to experience numbness from sitting too long.
I had to stand up or walk around.
After work, I went for a run to exercise, but when I got home and sat down to rest, I still felt numb.
That night, my heart was racing and pounding, but it was slightly better than the previous night.
The next morning, I had a decreased appetite and experienced a sharp pain in my heart while sitting in the office, accompanied by slight numbness in my limbs.

I am really concerned about what is happening.
I usually do not experience significant stress, and these symptoms appeared suddenly, which has made me feel quite depressed.

AN, 20~29 year old female. Ask Date: 2017/01/05

Dr. Lin Jixiong reply Cardiology

Based on your description, these symptoms are likely related to autonomic nervous system dysfunction.
It is recommended that you discuss relevant medications with a cardiologist or arrange for appropriate examinations.

Reply Date: 2017/01/05

More Info

It sounds like you are experiencing a series of distressing symptoms that are causing you significant anxiety and discomfort. Sudden heart symptoms, such as palpitations, numbness, and chest pain, can be alarming, especially when they occur without any apparent trigger. Based on your description, it seems that you have already taken some important steps by consulting with a cardiologist and a neurologist, which is crucial in addressing your concerns.

Firstly, let's break down your symptoms. The sudden heart pain you described, along with the numbness in your face, chest, and limbs, could be indicative of several underlying issues. While your heart tests, including the EKG, have come back normal, it is essential to consider other factors that could contribute to your symptoms. Anxiety and panic attacks can often manifest with physical symptoms, including palpitations, chest pain, and numbness. This is sometimes referred to as "psychosomatic" symptoms, where psychological distress translates into physical sensations.

The fact that you experience these symptoms primarily when you are at rest or transitioning to sleep suggests that anxiety may play a significant role. Many individuals with anxiety disorders report heightened awareness of bodily sensations, which can lead to a cycle of fear and increased anxiety. This heightened state can cause your heart to race or feel like it is pounding, leading to further discomfort and distress.

Your mention of feeling weak and experiencing numbness after prolonged sitting could also be related to poor circulation or nerve compression, particularly if you are sitting in a position that restricts blood flow. It is essential to take regular breaks to move around, especially if you have a sedentary job. Incorporating light stretching or walking can help alleviate some of these symptoms.

As for the potential diagnoses mentioned by your neurologist, such as hyperventilation syndrome or hyperthyroidism, these are valid considerations. Hyperventilation syndrome can occur during periods of anxiety, leading to symptoms like tingling and numbness due to changes in carbon dioxide levels in the blood. Hyperthyroidism, on the other hand, can cause increased heart rate, anxiety, and other systemic symptoms. Blood tests will help clarify this diagnosis.

In the meantime, here are some strategies you can implement to help manage your symptoms:
1. Breathing Exercises: Practice deep breathing techniques to help calm your nervous system. Inhale deeply through your nose, hold for a few seconds, and exhale slowly through your mouth. This can help reduce feelings of panic and anxiety.

2. Regular Exercise: Continue with your exercise routine, as physical activity is a proven way to reduce anxiety and improve overall cardiovascular health. Aim for at least 30 minutes of moderate exercise most days of the week.

3. Mindfulness and Relaxation Techniques: Consider incorporating mindfulness practices, such as meditation or yoga, into your daily routine. These practices can help you become more aware of your body and reduce anxiety.

4. Limit Stimulants: Reduce your intake of caffeine and other stimulants, as they can exacerbate anxiety and lead to palpitations.

5. Stay Hydrated and Nourished: Ensure you are drinking enough water and eating balanced meals. Dehydration and low blood sugar can also contribute to feelings of weakness and dizziness.

6. Follow Up with Your Doctors: Continue to follow up with your healthcare providers regarding your symptoms and test results. If your symptoms worsen or new symptoms arise, do not hesitate to seek medical attention.

Lastly, it is essential to remember that while your symptoms are concerning, they do not necessarily indicate a severe underlying condition, especially given the normal results from your heart tests. However, it is crucial to keep an open line of communication with your healthcare providers and advocate for your health. If your anxiety continues to interfere with your daily life, consider seeking support from a mental health professional who can provide coping strategies and therapeutic interventions.

Take care, and I hope you find relief from your symptoms soon.

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