Long COVID: Understanding Post-COVID Conditions

Overview of COVID-19

COVID-19 is a respiratory illness caused by the SARS-CoV-2 virus. While many individuals recover without requiring specialised care, the virus can lead to severe illness—particularly among older adults and those with pre-existing medical conditions such as cardiovascular disease, diabetes, and chronic respiratory disorders. Transmission typically occurs through respiratory droplets released when an infected person talks, coughs, or sneezes. Staying informed and maintaining protective measures remain key to limiting its spread.

Recognising Common Post-COVID Symptoms

Post-COVID conditions, often referred to as Long COVID, describe symptoms that persist for weeks or months following the initial recovery from COVID-19. These symptoms may be episodic or continuous and can significantly impact daily life.

Frequently reported symptoms include:

• Persistent fatigue not relieved by rest
• Breathlessness or respiratory difficulty
• Cognitive impairment, often described as "brain fog"
• Muscle and joint discomfort
• Irregular heart rhythms or palpitations

Even individuals with mild or asymptomatic infections can develop Long COVID. Current research suggests potential causes include immune system overactivity, residual viral fragments in the body, or chronic inflammation.

Factors Contributing to Long-Term Symptoms

Not all COVID-19 survivors experience prolonged effects, but certain groups appear to be more susceptible.

Higher-risk populations include:

• Those who experienced severe or hospitalised COVID-19 illness
• Individuals with chronic conditions such as obesity, diabetes, or hypertension
• Older adults and women, who statistically report more post-COVID symptoms

Contributing biological mechanisms may involve:

• Immune system dysregulation: In some cases, the body continues to attack healthy tissues after the virus has cleared.
• Lingering viral material: Fragments of the virus may remain in the body, continuing to trigger symptoms.
• Sustained inflammation: An ongoing inflammatory response can lead to extended periods of physical and cognitive dysfunction.

Managing Long COVID Symptoms

There is currently no universal treatment for Long COVID, as its presentation varies widely. However, a personalised and holistic care approach has shown promising outcomes.

Key management strategies include:

1. Symptom-Specific Interventions

• Medications for symptom relief, including for breathlessness, sleep disturbances, and chronic pain
• Breathing techniques to support lung recovery and energy conservation

2. Physical Rehabilitation

• Tailored physiotherapy programmes to rebuild stamina and strength gradually
• Guided exercise regimens to prevent overexertion

3. Mental and Cognitive Support

• Psychological counselling or therapy to manage anxiety, depression, or trauma
• Cognitive rehabilitation tools for memory and focus issues

4. Lifestyle Adaptations

• Encouraging proper pacing of activities and prioritising rest
• Consuming a nutrient-rich diet with anti-inflammatory properties to aid recovery

5. Integrated Multidisciplinary Care

• Working with a team of healthcare specialists including pulmonologists, cardiologists, neurologists, and rehabilitation professionals
• Attending Long COVID clinics offering coordinated and personalised treatment plans

Schedule an Appointment at Gleneagles Hospitals

Living with Long COVID can be physically and emotionally challenging, but early intervention and consistent care can significantly enhance recovery outcomes. At Gleneagles Hospitals, patients receive comprehensive, multidisciplinary support tailored to their unique condition and goals.

If you or a loved one continue to face persistent symptoms following recovery from COVID-19, professional medical advice and care are essential. Schedule an appointment today for an evaluation and personalised treatment plan. You may also book through our official website or download the MyHealth360 app via the Google Play Store or the Apple App Store.

References

1.Eckert, A., & Higgins, D. (n.d.). What is Long COVID and how is it treated. National Centre for Infectious Diseases. https://www.ncid.sg/News-Events/News/Pages/What-is-Long-COVID-and-how-is-it-treated.aspx

2.Long COVID: Post-COVID Conditions, Symptoms & Treatment. (n.d.). Cleveland Clinic. https://my.clevelandclinic.org/health/diseases/25111-long-covid