Symptoms Of Flu 2025 Nhs. Brits have been told to book an “urgent” gp appointment if symptoms don’t improve after seven days amid what the nhs has called potentially the “worst” flu season yet. Influenza occurs most often in winter and usually peaks between december and.
The main symptoms of flu. Brits have been told to book an “urgent” gp appointment if symptoms don’t improve after seven days amid what the nhs has called potentially the “worst” flu season yet.