81 citations
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June 2014 in “American Journal of Men's Health” This study highlights that adverse effects from finasteride may persist in men after discontinuation, indicating a potential "post-finasteride syndrome.
5 citations
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January 2024 in “Journal of Primary Care & Community Health” This study observed that the severity of long COVID symptoms varies among patients and sociodemographic and clinical factors affect the likelihood of experiencing symptoms for more than a year. Understanding these factors may optimize management and improve patient outcomes.
March 2026 in “Journal of Epidemiology & Community Health” In this study, researchers analyzed English primary care data and found that long-COVID symptoms such as fatigue, cognitive, and mobility impairments persisted at 6–12 months after infection, though these effects were generally less pronounced following the later pandemic wave.
19 citations
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February 2023 in “Public Health” This study found that more than one-quarter of patients experienced persistent symptoms up to 24 months after mild COVID-19, suggesting long-term effects even in less severe cases.
139 citations
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December 2021 in “Journal of Clinical Medicine” This systematic review reports that fatigue was the most common symptom in both phases of long COVID, with lung function issues more frequent in the ongoing symptomatic phase and psychological burdens like anxiety and depression more prevalent in the post-COVID syndrome phase.
32 citations
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June 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” This systematic review found that long COVID symptoms, particularly fatigue, sleep disorder, and dyspnoea, were similarly prevalent in ongoing symptomatic COVID-19 and post-COVID-19 syndrome, but psychological issues and poor quality of life were more common in the latter.
3 citations
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June 2018 in “The New England Journal of Medicine” This case report describes a 45-year-old woman with persistent fatigue and confusion following hypertension treatment, who developed pulmonary embolism four weeks later.
213 citations
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December 2020 in “Annals of internal medicine” This study observed that 32% of COVID-19 patients experienced persistent symptoms, including fatigue, dyspnea, and loss of taste or smell, 30 to 45 days after their initial diagnosis.
151 citations
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May 2021 in “Frontiers in Medicine” This systematic review observed that a significant number of COVID-19 patients report long-term symptoms, including neurologic complaints and chronic fatigue, highlighting the presence of "post-COVID syndrome.
12 citations
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November 2021 in “Journal of Clinical Medicine” This study reported that 70.1% of kidney transplant recipients experienced persistent symptoms of post-COVID-19 syndrome six months after infection, with older patients and those with more comorbidities being more affected.
6 citations
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January 2020 in “Dermatology” This study suggests that men under 40 who develop persistent sexual side effects and insomnia after using finasteride for alopecia may be at increased risk of suicide.
April 2023 in “Research Square (Research Square)” This study reported that 57% of healthcare workers experienced persistent post-COVID-19 complications, with common symptoms including hair loss, easy fatigability, mood swings, and anxiety.
53 citations
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December 2012 in “Revista da Sociedade Brasileira de Medicina Tropical” In this study, liver transaminase levels and various symptoms persisted in some adult dengue patients even two months after diagnosis.
6 citations
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August 2016 in “Journal of women & aging” This study found that women with negative or mixed feelings about Botox and facial fillers reported diverse and sometimes persistent physical and psychological impacts, feeling commodified, fractured, abandoned, reflective, and transformed.
7 citations
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December 2021 in “Journal of Infection” This study found that one in four participants in Chennai, India, reported persistent symptoms 12-14 weeks after COVID-19 recovery, with hospitalization for severe COVID-19 being linked to long-term symptoms.
6 citations
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May 2022 in “Journal of Infection” Long-COVID symptoms can last more than a year and change over time.
737 citations
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August 2020 in “Journal of Infection” This study found that most patients hospitalized for COVID-19 experienced persistent symptoms over 100 days post-admission, with no significant difference in symptoms between those treated in regular wards and intensive care units.
1 citations
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August 2022 in “JAMMI” This study found that diverse persistent symptoms are common three months after COVID-19, with older age and hospital diagnosis increasing the likelihood, but early reports may overestimate their prevalence.
July 2025 in “The Korean Journal of Internal Medicine” This study suggests that T-cell recruitment, thrombosis, and increased vascular permeability may contribute to various symptom clusters in post-acute sequelae of COVID-19 through shared cytokine elevation.
8 citations
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September 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that women, younger individuals, and those with a low body mass index were more likely to develop long COVID symptoms, and even mild COVID-19 cases often experienced long-term residual symptoms.
January 2025 in “Mansoura Medical Journal” This research observed that some hypothyroid patients on adequate levothyroxine therapy continue to experience symptoms like poor concentration and hair loss, with findings suggesting an elevated anti-TPO level increases the likelihood of such symptoms, despite normal TSH levels.
1 citations
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April 2022 in “Global health & medicine” This review explores long COVID symptoms in Japan and discusses potential contributing factors, highlighting persistent SARS-CoV-2 infection's role, but reports no new clinical results; it also considers vaccination as a treatment option.
This review discusses the varied symptoms and prevalence of long COVID in 20% to 60% of acute COVID-19 patients, emphasizing the lack of clear diagnostic criteria and treatment options, and proposes a functional medicine approach as a potential management strategy.
44 citations
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April 2023 in “Frontiers in Molecular Biosciences” This narrative review outlines the diverse symptoms and possible mechanisms behind long COVID, such as immune dysregulation and viral persistence, while discussing ongoing and potential treatments, highlighting the current lack of proven effective therapies.
353 citations
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February 2022 in “Nature Immunology” This review explores post-COVID-19 syndromes and the underlying mechanisms, including persistent inflammation, autoimmunity, and possible viral reservoirs, but reports no new clinical results.
May 2017 in “Urology and andrology” Finasteride and dutasteride, used for prostate issues and hair loss, can cause side effects like sexual dysfunction and mental issues, which may continue even after stopping the medication, a condition called post-finasteride syndrome, for which there's currently no cure.
10 citations
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February 2022 in “Epidemiologia” This study reported that about one-third of post-COVID-19 patients experienced long-term symptoms, with women, older individuals, smokers, and those with specific blood groups at higher risk for complications.
2 citations
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September 2022 in “Scholarly journal of otolaryngology” This article reviews symptoms of post viral fatigue syndrome and long COVID, detailing various persistent symptoms, but reports no new clinical results.
1 citations
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January 2024 in “PubMed” This study observed that fatigue, joint pain, hair loss, and menstrual disorders were the most persistent long-term side effects reported by the Saudi population after COVID-19 vaccination.
June 2021 in “Reactions Weekly” Finasteride caused serious side effects and led to six suicides.