There’s loads of proof, you are playing games.Proof please
One such concern is the persistent nature of the symptoms that some people experience. In the UK, an estimated 1.1 million (1.69% of the total population) reported symptoms persisting more than four weeks after the first suspected infection – that's 1 in 5 people who tested positive for COVID-19
https://www.health.org.uk/news-and-comment/blogs/what-might-long-covid-mean-for-the-nations-health
A study of over half a million adults in England found that one in 20 had persistent COVID-19 symptoms
https://www.imperial.ac.uk/news/224853/over-million-adults-england-have-long/