BA.2 is considered the most dangerous and infectious of all subspecies of the Omicron strain. According to the UK Health Safety Agency (UKHSA), this variant of Omicron spreads faster and can pose a greater risk to those infected. Japanese research has also confirmed that this variant can also cause more serious disease. Moreover, scientists believe that BA.2 can resist some treatments and be more resistant to immunity acquired by vaccination. What symptoms do BA.2 omicron usually exhibit? There is currently no official list of symptoms directly related to BA.2. It is believed that the virus is likely to manifest in the same way as BA.1. Symptoms may include:
  • Feathering in the throat,
  • Mild muscle aches,
  • Extreme fatigue,
  • Dry cough,
  • Night sweats,
  • Runny nose,
  • Headache,
  • Myalgia (muscle pain),
  • Loss of appetite,
  • Diarrhea.