November 2022 in “Journal of the Endocrine Society” A 21-year-old male with a rare genetic disorder experienced sudden hair loss and high DHEAS levels, likely due to a condition similar to PCOS, usually seen in women.
January 2019 in “Analytical Science and Technology” About 21% of tested hair loss supplements contained illegal synthetic drugs.
A 21-year-old with lichen planopilaris was successfully treated, stopping disease progression and preventing crusts.
May 1963 in “American journal of obstetrics and gynecology” Injecting 2 ml of TEEV every 4 weeks is better because it has the same benefits but fewer side effects.
4 citations
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December 2020 in “Journal of the American Academy of Dermatology” Pulling 2 or fewer hairs is normal for all hair types, including Afro- and Asian-textured hair.
91 citations
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May 2023 in “Journal of Cutaneous Medicine and Surgery” Alopecia Areata affects 2% globally, with treatments like essential oils, garlic, and JAK inhibitors showing promise, but more research is needed.
February 2026 in “Indian Journal of Community Health” PCOS affects 21.25% of female doctors studied, with irregular periods being common, highlighting the need for better awareness and management.
September 2025 in “International Journal of Zoology and Applied Biosciences” Women aged 21-26 have a higher rate of PCOS.
September 2025 in “Animals” The KRTAP22-2 gene in sheep does not significantly affect wool traits.
March 2024 in “Jordan Journal of Biological Sciences” The Pamona community uses 21 types of mushrooms for food, medicine, and other needs, highlighting the importance of conserving these resources.
79 citations
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July 2022 in “Sensors” Machine learning can effectively predict type 2 diabetes risk.
21 citations
,
September 2021 in “Fertility and Sterility” A blood test level of 3.2 ng/mL of Antimüllerian hormone is good for identifying polycystic ovarian morphology in European women aged 25–45.
15 citations
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July 2022 in “Biomedicines” UGRSKIN absorbs UV like native skin after 21-28 days, making it potentially suitable for clinical use.
12 citations
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May 2017 in “Medicine” Oral isotretinoin was recommended for a 21-year-old woman with severe acne.
7 citations
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August 2020 in “Majalah Farmasetika” A herbal hair tonic with 2.5% green tea extract is most effective for hair growth.
3 citations
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October 2024 in “Animals” An allele of the KRTAP13-2 gene may improve wool quality in sheep.
1 citations
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October 2021 in “International Journal of Research in Dermatology” Alopecia areata mainly affects men aged 21-40 and is linked to autoimmune issues, thyroid problems, and inflammation.
June 2025 in “Materials Today Bio” CPGel hydrogel heals diabetic wounds effectively in 21 days.
November 2023 in “Jurnal Ilmu Kesehatan Hewan” The dog's condition improved after 21 days of treatment.
July 2023 in “Journal of lasers in medical sciences” Red laser therapy helped regrow hair in an alopecia areata patient within 21 days.
August 2022 in “International journal of reproduction, contraception, obstetrics and gynecology” The study found that 7.21% of young girls have polycystic ovarian syndrome, with symptoms like irregular periods, abnormal hair growth, and acne. Early diagnosis is important to prevent long-term complications.
1 citations
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December 2021 in “Annals of phytomedicine” The herbal hair dye with a 1:2 henna to indigo ratio works well, is safe, and eco-friendly.
144 citations
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July 2015 in “Clinical, Cosmetic and Investigational Dermatology” Alopecia areata is a common autoimmune disease affecting about 2% of people, causing significant disability and often associated with mental health issues and other autoimmune conditions.
48 citations
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October 2010 in “Archives of Dermatological Research” Juvéderm fillers effectively reduce wrinkles for up to 21 months with less filler needed for repeat treatments.
46 citations
,
January 1991 in “Tissue and Cell” The male silkmoth's antenna develops olfactory structures over 21 days, with full hair formation by day 15.
36 citations
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December 2016 in “Journal of The American Academy of Dermatology” The normal range for the hair pull test is 2 hairs or fewer, and washing or brushing hair before the test does not affect the results.
Retinol with polylysine cleared scalp skin growths in 21 days without side effects.
January 2025 in “Advanced Materials Interfaces” Tannic acid can reduce hair loss by 56.2% by coating hair and releasing beneficial molecules.
January 2021 in “International journal of dermatology, venereology and leprosy sciences” Most adult women experiencing hair loss are aged 21-40, with the most common type being female pattern hair loss. Trichoscopy is a useful tool for diagnosing different types of hair loss.
February 2012 in “InTech eBooks” PCOS increases the risk of heart disease and type 2 diabetes in women.