January 2011 in “대한피부과학회지” A 7-year-old girl was diagnosed with trichothiodystrophy due to low sulfur levels in her hair.
January 1998 in “The Nishinihon Journal of Dermatology” A 7-year-old girl was diagnosed with Netherton's Syndrome, shown by skin and hair symptoms.
15 citations
,
January 2009 in “Journal of chemical and pharmaceutical research” Herbal hair oil with 7.5% amla, hibiscus, brahmi, and methi promotes hair growth as effectively as minoxidil.
8 citations
,
January 2011 in “Organic and Biomolecular Chemistry” Minoxidil reacts to nitrosation 7 times more than phenol, mainly due to its -NH₂ groups, leading to the creation of N-nitrosominoxidil.
4 citations
,
October 2020 in “Therapeutic drug monitoring” Lower tacrolimus levels (4-7 ng/mL) after liver transplant may be safe and improve graft and kidney function.
March 2025 in “Formosa Journal of Sustainable Research” Mangkokan leaf extract at 7% concentration speeds up wound healing.
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.
A hair tonic with 7.5% daun talok and 2% daun pare promotes hair growth as effectively as minoxidil.
9 citations
,
January 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” NIH dermatology funding increased by 14.7% from 2015 to 2019, but men and certain states and institutions received most of the money.
August 2024 in “Indian Journal of Animal Research” Clove oil effectively treats cattle dermatophytosis in 7 days.
May 2024 in “Jurnal Penelitian Farmasi dan Herbal” Green tea leaf extract at 7.5% concentration effectively promotes hair growth, similar to minoxidil.
January 2024 in “Wiadomości Lekarskie” Comprehensive treatment improved hearing in 89.7% of soldiers with blast-induced hearing loss.
August 2023 in “International Ayurvedic medical journal” Ayurvedic treatment successfully regrew hair in a 7-year-old girl with alopecia areata.
January 2023 in “International Journal of Homoeopathic Sciences” Homoeopathy helped a 25-year-old man regrow hair in 7 months.
40 citations
,
July 1989 in “Journal of Cell Science” Rat hair follicles can be kept alive in a lab for 7 days but then stop growing.
29 citations
,
January 2018 in “International Journal of Trichology” PRP treatment helps hair growth and density with 70.7% success, but more research needed.
8 citations
,
January 2022 in “Cureus” A man's hair grew back to almost normal 7 months after COVID-19 without needing treatment.
5 citations
,
September 2016 in “Journal of Cosmetic Dermatology” Nourkrin® with Marilex® may increase hair count by 35.7% in postpartum hair loss.
3 citations
,
February 2005 in “Lung Cancer” The new chemotherapy combination for advanced lung cancer showed a 35.7% response rate but caused significant side effects.
November 2024 in “International Journal of Cosmetic Science” Haircare products with a pH between 5 and 7 are best for maintaining healthy hair.
January 2021 in “Lecture notes in mechanical engineering” High temperatures, acidic conditions, and too much coconut oil damage hair, while a pH of 5 to 7 keeps it healthy.
December 2020 in “Journal of Cosmetic Science” The caffeine content in anticellulite gels is 0.7-1.7% and in hair-care products is about 1.0%.
11 citations
,
September 2015 in “Medical Principles and Practice” In a Tuscan pediatric clinic, 7.19% of children had hair or scalp disorders, with nonscarring alopecia being the most common.
7 citations
,
February 1998 in “Polymer journal” Keratin structure in hair is stable at pH 5-6 but disrupts between pH 6-7.
2 citations
,
March 2025 in “PNAS Nexus” Raman spectroscopy can detect radiation exposure in mouse hair with high accuracy for up to 7 days.
1 citations
,
June 2023 in “Psychoneuroendocrinology” Childhood sexual trauma, especially between ages 5-7, is linked to lower cortisol levels in adult hair, suggesting long-term stress response changes.
4 citations
,
November 2017 in “Journal of Cosmetic Dermatology” Certain polymers can stick to hair and increase volume, working best at a pH of 7 to 9.
September 2025 in “ACS Applied Materials & Interfaces” The hydrogel effectively heals diabetic wounds, closing over 90% within 7 days.
January 1953 in “Nihon Chikusan Gakkaiho” Soaking calf skin in lime solution dissolves cells at different rates, with optimal dehairing after 4-7 days.
10 citations
,
January 2011 in “Annals of Dermatology” A rare scalp tumor involving two hair follicles was successfully removed with surgery, with no recurrence after 7 months.