Kolkata Faces Surge in COVID-19 and Respiratory Infections: Health Advisory Issued

Kolkata is experiencing a surge in COVID-19 cases alongside other respiratory infections like influenza and adenovirus. Medical professionals are advising vulnerable groups to remain cautious as symptoms often overlap with common colds. While most infections are mild, particularly those caused by the Omicron variant, older adults, pregnant women, and individuals with chronic conditions are at higher risk for severe complications. Health experts recommend preventive measures such as wearing masks in crowded places and staying home if symptoms arise. Testing may not be necessary for everyone, but those at risk should consult a doctor. Overall, while the situation is concerning, there is no need for panic as most cases are manageable with supportive care.

By Narendra Chaudhary Jul 21, 2026, 17:01 IST

Rising COVID-19 Cases in Kolkata

Kolkata is currently experiencing an uptick in COVID-19 cases, alongside a rise in infections from influenza, adenovirus, and rhinovirus. Medical professionals are advising the public, particularly those in vulnerable categories, to exercise caution. Although most COVID-19 cases are mild, experts highlight that older adults, pregnant women, and individuals with pre-existing health conditions are at a greater risk for severe complications. Recently, a 10-year-old boy tested positive for COVID-19 and was admitted to a private hospital in the city. Fortunately, he is stable and receiving appropriate medical care. Additionally, three other patients have been hospitalized with similar symptoms, including fever, sore throat, and a persistent cough. Doctors note that while case numbers are rising, the majority of infections are mild, primarily attributed to the Omicron variant. Most patients are recovering at home with supportive care.

Symptoms Overlap: COVID-19, Flu, and Common Cold

Symptoms Often Overlap

One of the challenges during this surge is that the symptoms of COVID-19 closely resemble those of influenza and other respiratory viruses. Common symptoms include:

Fever
Sore throat
Persistent cough
Runny or blocked nose
Sneezing
Headache
Body aches
Fatigue

Individuals with conditions such as asthma, COPD, chronic liver disease, interstitial lung disease (ILD), or weakened immune systems may also experience breathlessness and low oxygen levels, necessitating prompt medical attention.

Current Variants and Risks

Omicron Sub-Variants in Circulation

Dr. Sen indicates that the recent rise in infections is primarily due to circulating Omicron sub-variants across India. Ongoing genomic surveillance by the Indian SARS-CoV-2 Genomics Consortium (INSACOG) has not revealed any evidence that these variants lead to more severe illness or spread significantly faster than previous Omicron strains.

Identifying High-Risk Groups

Healthcare professionals recommend heightened caution for the following groups:

Older adults
Pregnant women
Individuals with asthma or COPD
People with chronic liver disease
Immunocompromised individuals
Those with other long-term health conditions

For these populations, even mild viral infections can exacerbate existing health issues and increase hospitalization risks.

Testing and Protection Measures

When to Get Tested

Medical experts advise that not everyone with mild cold-like symptoms requires a COVID-19 test. Generally, healthy younger adults can recover with rest, hydration, and supportive care. However, those at higher risk should seek medical advice promptly. Hospitals may utilize multiplex PCR respiratory panels, such as the BioFire test, to identify COVID-19, influenza, RSV, adenovirus, and other respiratory viruses from a single sample when clinically indicated.

Preventive Measures

Health authorities continue to recommend straightforward preventive strategies to minimize infection risk:

Wear masks in crowded indoor settings.
Regularly wash or sanitize hands.
Avoid close contact with sick individuals.
Stay home if symptoms develop.
Ensure vaccinations are current, particularly the annual flu vaccine for high-risk groups.

Seek immediate medical attention if experiencing breathlessness or low oxygen levels. While COVID-19 cases in Kolkata are increasing alongside seasonal viral infections, doctors reassure that there is no cause for alarm. Most infections are mild and can be managed with supportive care. Nonetheless, vulnerable individuals should remain vigilant, not overlook symptoms, and seek timely medical advice if they feel unwell.