16 citations
,
December 2021 in “Frontiers in Endocrinology” Sex hormones may affect COVID-19 severity, with estrogen possibly reducing risk and testosterone potentially increasing it.
8 citations
,
February 2022 in “Frontiers in Medicine” COVID-19 may trigger severe skin flare-ups in people with autoimmune conditions like lupus.
7 citations
,
June 2022 in “Biology” Men with more CAG repeats in the androgen receptor gene and lower testosterone levels may experience more severe COVID-19.
4 citations
,
February 2022 in “JEADV Clinical Practice” COVID-19 can cause various skin issues in children, mostly not severe, with chilblain-like lesions being common, especially in adolescents.
4 citations
,
January 2021 in “Genetics and Molecular Biology” COVID-19 treatments and vaccines face challenges due to genetic differences in people and the virus.
3 citations
,
January 2022 in “Journal of Infection” Some early COVID-19 mutations in patients predicted future common virus mutations.
2 citations
,
September 2022 in “Frontiers in Nutrition” High-dose vitamin D3 does not improve symptoms or quality of life in COVID-19 patients after one year.
1 citations
,
January 2022 in “Health” COVID-19 has widely affected health, various industries, and the economy, but also led to more remote work and less pollution.
May 2026 in “Journal of Clinical Medicine” COVID-19 can cause long-lasting non-respiratory symptoms, especially in women.
May 2026 in “Journal of Clinical Medicine” COVID-19 pandemic increased alopecia areata cases and hospitalizations.
Hepatitis B vaccination can trigger HSP, and vitamin D correction and tonsillectomy can effectively manage it.
January 2024 in “Aging medicine” A COVID-19 infected patient with chronic kidney disease experienced worsened kidney function, hair loss, and unexpected wart clearance.
January 2024 in “Diagnostics” Long COVID causes a wide range of long-lasting symptoms that change over time and are hard to diagnose and treat.
353 citations
,
February 2022 in “Nature Immunology” Long-haul COVID can cause lasting symptoms affecting many body systems and may be linked to ongoing inflammation and immune system issues.
2 citations
,
May 2025 in “Frontiers in Epidemiology” Standardized definitions and better methods are needed to accurately estimate long COVID-19 prevalence.
65 citations
,
August 2022 in “Viruses” 70.7% of patients had long-COVID symptoms like fatigue, cough, and brain fog three months after recovery.
46 citations
,
September 2022 in “International Journal of Environmental Research and Public Health” People in high-income countries are more likely to accept COVID-19 booster doses than those in middle or low-income countries.
15 citations
,
April 2022 in “Immunology” Men and women get COVID-19 at similar rates, but men tend to get sicker and have a higher risk of dying, while women usually have stronger immune responses and vaccine reactions.
8 citations
,
October 2022 in “Medicina-lithuania” Patients with long COVID after Omicron had fewer hospitalizations and milder symptoms but more fatigue, insomnia, and cough compared to those with Delta.
5 citations
,
March 2024 in “Journal of Clinical Medicine” Females are more likely than males to experience long-COVID symptoms and heart issues.
5 citations
,
January 2022 in “Journal of the European Academy of Dermatology and Venereology” The Covishield COVID-19 vaccine caused skin-related side effects in 1.23% of the people vaccinated in the study from India.
3 citations
,
May 2023 in “Frontiers in Public Health” Most severe COVID-19 patients in Mexico experienced long-lasting symptoms that worsened their quality of life.
3 citations
,
August 2021 in “Clinical, Cosmetic and Investigational Dermatology” Teledermatology was popular among young adults and women, and high-resolution photos improved service during the pandemic.
1 citations
,
August 2025 in “Biomedicines” Most COVID-19 survivors developed post-acute symptoms, especially if they had been in the ICU, but the severity of initial infection didn't predict these symptoms.
April 2023 in “International Journal of Community Medicine and Public Health” Older people with severe COVID-19, especially those with certain health conditions, are more likely to experience post-COVID syndrome.
December 2022 in “Siriraj Medical Journal” The COVID-19 pandemic led to fewer patient visits, more visits by older adults, an increase in cutaneous T-cell lymphoma cases, and a rise in noncosmetic procedures at a dermatology clinic.
52 citations
,
January 2022 in “Current Research in Pharmacology and Drug Discovery” New treatments for COVID-19 show promise, but more effective antiviral drugs are needed.
25 citations
,
February 2022 in “JAAD International” Some COVID-19 patients lose hair, with the most common type linked to male hormones and possibly increasing the risk of severe illness.
16 citations
,
March 2022 in “Journal of Infection” Booster doses of Covaxin improve protection against the Omicron variant.
13 citations
,
January 2024 in “Cadernos de Saúde Pública” Many hospitalized COVID-19 patients still have symptoms like fatigue and hair loss up to a year later, especially older, lower-income individuals with other health issues.