As winter approaches, so does the annual threat of influenza, a highly contagious respiratory illness that can cause severe illness and even death. However, amidst the challenges posed by the ongoing COVID-19 pandemic, there's a powerful tool available to protect ourselves and our communities: the flu vaccine.

Each year, millions of people around the world roll up their sleeves to receive the flu vaccine, a vital defense against seasonal influenza viruses. And as we navigate the complexities of a world still grappling with the impacts of COVID-19, the importance of flu vaccination has never been more evident.

We spoke to Dr Albert  de Frey, Director of the Travel Doctor in South Africa and Member of the WHO Expert Roster on Travel Health.