The researchers found that while some people gradually get better from Long COVID, in others the condition can persist for years. If a person has been fully vaccinated and is up to date with their boosters, their risk of Long COVID is much lower. blood tests) to diagnose and monitor Long COVID and to find therapies that address root causes of the disease. People can lower their risk of developing long COVID by avoiding infection (e.g. ‘Treatments aside, it is becoming increasingly clear that Long COVID places an enormous social and economic burden on individuals, families and society.