India is currently facing a rise in Covid-19 cases after weeks of steady decline. The Health Ministry’s latest data shows active cases have jumped to 1,009, rising from just 257 cases last week. This sudden increase is linked to the discovery of two new Omicron sub-variants, named NB.1.8.1 and LF.7. These variants have started spreading in some parts of the country, raising concerns among health experts and the public.
New Covid Variants in India: What Are NB.1.8.1 and LF.7?
The NB.1.8.1 and LF.7 variants were recently found in genome testing labs across Maharashtra and Delhi. These variants belong to the Omicron lineage, which means they may spread fast but are less likely to cause severe illness, especially in vaccinated people.
Doctors are observing these variants closely. While no major hospitalizations have been reported yet, the variants show mutations that may help them escape immunity to some extent.

Covid Surge: Which States Are Seeing a Rise?
Several states are witnessing a spike in infections:
- Maharashtra: Over 400 cases in a week
- Kerala: More than 300 new cases
- Delhi & Karnataka: Small rise but under monitoring
The rise is small but steady, and health officials say the number may increase in the coming days.
Symptoms of New Covid Variants (NB.1.8.1 and LF.7)
Most people infected with the new variants report mild symptoms:
- Low-grade fever
- Dry cough
- Sore throat
- Body ache
- Fatigue
- Runny nose
People with weak immunity, elderly, or those with heart/lung issues must stay alert as they are more at risk.
Government Action: Boost Testing and Preparedness
The Health Ministry has told states to:
- Increase Covid testing, especially in crowded places
- Monitor hospital bed availability
- Track new variants through genome sequencing
- Promote booster doses for the elderly
India’s overall vaccination rate is over 93% for two doses, but booster coverage remains low.
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FAQs
Q1. What are the new Covid variants in India?
NB.1.8.1 and LF.7, both Omicron sub-variants, are newly detected.
Q2. Are the new variants dangerous?
They spread quickly but seem mild so far; experts are still studying them.
Q3. Which states have rising Covid cases?
Maharashtra, Kerala, Delhi, and Karnataka are reporting more cases.
Q4. How can I stay safe from these variants?
Wear masks in public, avoid crowds, wash hands, and take your booster dose.
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