29 citations
,
October 2020 in “eLife” Higher testosterone levels can increase the risk of certain diseases like type 2 diabetes in women and prostate cancer in men, but can also protect against autoimmune diseases and hair loss. It also affects body fat and bone density.
11 citations
,
April 2024 in “Allergy Asthma and Clinical Immunology” Allergies and atopic conditions may increase the risk of developing alopecia areata.
6 citations
,
January 2024 in “International Journal of Dermatology” Certain gut bacteria may cause alopecia areata.
4 citations
,
August 2024 in “Skin Research and Technology” The study was retracted.
4 citations
,
July 2024 in “Skin Research and Technology” Certain bacteria may influence alopecia areata risk, but skin bacteria don't mediate gut-skin effects.
4 citations
,
January 2023 in “Frontiers in Immunology” Shorter telomeres in white blood cells may increase the risk of a common type of hair loss.
3 citations
,
August 2024 in “Frontiers in Endocrinology” Thyroid issues can cause alopecia areata.
3 citations
,
July 2024 in “Skin Research and Technology” Asthma may increase the risk of alopecia areata.
2 citations
,
October 2023 in “Frontiers in Immunology” People with rheumatoid arthritis have a higher risk of developing alopecia areata.
1 citations
,
November 2025 in “Clinical Cosmetic and Investigational Dermatology” Sleep patterns might be linked to hair loss, but more research is needed.
1 citations
,
August 2024 in “Skin Research and Technology” There is no causal relationship between androgenetic alopecia and serum uric acid.
March 2026 in “Archives of Dermatological Research” People with androgenetic alopecia may have a higher genetic risk for cardiovascular diseases.
January 2026 in “Medicine” Higher LDL cholesterol may increase the risk of hair loss, while HDL cholesterol does not.
December 2025 in “Journal of Cosmetic Dermatology” Finasteride does not increase the risk of depression or suicide.
November 2025 in “Frontiers in Immunology” SQSTM1 gene issues may increase the risk of alopecia areata.
November 2025 in “DOAJ (DOAJ: Directory of Open Access Journals)” CD25+ CD4+ Tregs and certain plasma proteins are linked to hair loss.
November 2025 in “Clinical Cosmetic and Investigational Dermatology” Immune cells and plasma proteins are linked to hair loss, suggesting new treatment options.
August 2025 in “Nutrients” Eating more antioxidant-rich foods and less alcohol may help reduce hair loss.
July 2025 in “Clinical Cosmetic and Investigational Dermatology” Major depression disorder increases the risk of alopecia areata, and vice versa.
Gut bacteria pathways may help treat hair loss in obese people.
May 2025 in “Annals of surgical case reports & images.” Certain gut bacteria may protect against hair loss, while others may increase the risk.
Testosterone's health effects are complex and not definitively understood.
April 2025 in “International Journal of Dermatology and Venereology” Androgenetic alopecia may cause schizophrenia, but schizophrenia does not cause androgenetic alopecia.
February 2025 in “Clinical Cosmetic and Investigational Dermatology” Higher fasting insulin levels increase the risk of androgenetic alopecia.
February 2025 in “Clinical Cosmetic and Investigational Dermatology” Genetic risk for hair loss can increase depression risk, but depression doesn't increase hair loss risk.
November 2024 in “The Journal of Dermatology” Alopecia areata may be linked to atopic diseases like eczema, asthma, and allergies.
August 2024 in “Clinical Cosmetic and Investigational Dermatology” Hypothyroidism may cause certain types of hair loss.
Four genes are linked to alopecia areata, with two increasing risk and two offering protection.
July 2024 in “Clinical Cosmetic and Investigational Dermatology” Certain immune cells are linked to non-scarring hair loss, suggesting potential for immune-targeted treatments.
April 2024 in “Prostate international” Male pattern baldness does not cause an increased risk of prostate cancer.