text: Post COVID 19 Syndrome The Persistent Symptoms at the Post viral Stage of the Disease A Systematic Review of the Current Data Whilst the entire world is battling the second wave of COVID 19 a substantial proportion of patients who have suffered from the condition in the past months are reporting symptoms that last for months after recovery i e long term COVID 19 symptoms We aimed to assess the current evidence on the long term symptoms in COVID 19 patients We did a systematic review on PubMed Web of Science EMBASE and Google Scholar from database inception to February 15 2021 for studies on long term COVID 19 symptoms We included all type of papers that reported at least one long term COVID 19 symptom We screened studies using a standardized data collection form and pooled data from published studies Cohort cross sectional case report cases series case control studies and review were graded using specific quality assessment tools Of 11 361 publications found following our initial search we assessed 218 full text articles of which 145 met all selection criteria We found that 20 70 of reports on long term COVID 19 symptoms were on abnormal lung functions 24 13 on neurologic complaints and olfactory dysfunctions and 55 17 on specific widespread symptoms mainly chronic fatigue and pain Despite the relatively high heterogeneity of the reviewed studies our findings highlighted that a noteworthy proportion of patients who have suffered from SARS CoV 2 infection present a post COVID syndrome The multifaceted understanding of all aspects of the COVID 19 pandemic including these long term symptoms will allow us to respond to all the global health challenges thus paving the way to a stronger public health 