Why do I keep coughing after being infected with COVID-19?

Jan 19, 2023 Source: Cainiu Health

Dr. Guo Xiheng

Introduction

Persistent coughing after a COVID-19 infection may result from incomplete recovery, or could be due to throat-related conditions or bronchitis. It is important to complete necessary medical evaluations as early as possible and receive symptomatic treatment under a doctor's guidance to avoid delaying the condition and preventing further worsening. Patients are advised to maintain a light diet, drink plenty of water, and follow a regular sleep schedule to promote faster recovery.

Persistent coughing after a COVID-19 infection may be due to incomplete recovery of the body, or it could result from throat conditions or bronchitis. It is recommended to seek medical attention promptly, complete necessary examinations as soon as possible, and receive symptomatic treatment under a doctor's guidance to avoid delaying the condition and preventing further deterioration.

1. Incomplete Recovery

After being infected with the novel coronavirus, a patient's lungs may sustain certain damage that cannot fully heal in a short period. This may lead to persistent coughing even after testing negative. It is recommended that patients take medications such as Powerful Loquat Cough Syrup or Lianhua Qingwen Capsules under medical supervision.

2. Throat Conditions

If a patient already has pre-existing throat conditions, the throat area may become more vulnerable and sensitive following a COVID-19 infection, making long-term coughing more likely. In such cases, prompt medical consultation is essential. Patients should undergo appropriate examinations to identify the exact cause and actively treat their throat condition under a doctor’s guidance.

3. Bronchitis

The novel coronavirus can irritate the respiratory mucosa, potentially causing upper respiratory tract infections and leading to bronchial inflammation. When exposed to cold air or consuming spicy or cold foods, patients may experience persistent coughing, possibly accompanied by symptoms such as nasal congestion and sore throat. Patients should maintain a light diet, stay warm, and follow medical advice to use medications like dextromethorphan syrup or pentoxyverine tablets to relieve discomfort.

Besides the above reasons, allergies and other respiratory infections may also cause prolonged coughing after a COVID-19 infection. It is advisable for patients to maintain a light diet, drink plenty of water, and follow a regular sleep schedule to promote faster recovery.

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Holding your breath for 50 seconds means you are not infected with COVID-19.

Holding your breath for 50 seconds cannot verify whether you are infected with COVID-19, because even individuals infected with the virus may still be able to hold their breath. This breath-holding test proves nothing and cannot confirm the presence or absence of any disease. It can only reflect lung capacity to a certain extent, but it is not directly equivalent to the clinical significance of lung capacity measured in standard pulmonary function tests.

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Hoarseness after COVID-19 infection

Hoarseness after COVID-19 infection may result from the viral infection itself, dry weather, or pre-existing pharyngitis that worsens following SARS-CoV-2 infection. If hoarseness occurs, it is advisable to promptly identify the underlying cause and seek targeted treatment under a doctor's guidance. Additionally, maintain indoor air humidity and drink sufficient water to stay hydrated.