It comes as there has been surge in the number of flu and Covid admissions to hospitals in England.
Scientists have warned a new strain of Covid could cause potential heart issues.
Research into the the new strain known as JN.1, could cause "global healthcare risk" related to COVID-19, stating that it could start a "heart failure pandemic."
Health experts have warned that there is an increase in the chances of potential heart issues for those who catch the disease.
Due to the influx of a new strain JN.1, there has been a spike in Covid cases in several countries, including the US, UK, China, and India in recent weeks
Japan's top research institute Riken has now issued a warning in the new report, which states that the ACE2 receptors, which the coronavirus clings to within human cells, are 'very common' in the heart.
This means many people who catch the virus may suffer from 'reduced cardiac function'.
Health officials are warning that combined with a rising number of flu cases, this winter may see a significant increase in illness cases.
This comes ahead of crowded social events for New Year’s celebrations.