2 citations
,
January 2018 in “PubMed” The man's symptoms improved and the tumor shrank after treatment with cabergoline.
September 2023 in “Biomedical Optics Express” New imaging techniques show testosterone delays hair growth and shrinks follicles in mice, but have limited depth for viewing.
Hair loss is caused by hormonal changes that shorten hair growth phases and shrink hair follicles.
24 citations
,
February 1986 in “Cancer” A pancreatic tumor caused high glucagon levels and symptoms, but treatment reduced glucagon and shrank liver tumors.
April 2024 in “Journal of cutaneous pathology” Skin conditions like seborrheic dermatitis can make it harder to correctly diagnose hair loss because they can cause the oil glands in the skin to shrink.
December 2023 in “International Journal of Biomedicine” Topical finasteride might help with male hair loss with fewer side effects than pills, but more research is needed.
June 2018 in “Surgical Case Reports” S-1 treatment led to a complete response in pancreatic cancer with manageable side effects.
5 citations
,
August 2011 in “Dermatologic Surgery” Artificial dermis used for hair transplantation can reconstruct scalp defects effectively without the need for tissue expansion.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Hair loss is caused by mechanical, thermal, and metabolic factors, not just hormones.
December 2025 in “Zenodo (CERN European Organization for Nuclear Research)” Hair loss is caused by mechanical, thermal, and metabolic stress, not just hormones.
Male pattern baldness is a common hair loss in men caused by genetics and hormones, with treatments including drugs, hair transplants, and hair loss products.
Some treatments like minoxidil, finasteride, and surgery can help with hereditary hair loss.
Baldness is often hereditary and linked to male hormones, becoming noticeable when half the hair is lost.
12 citations
,
October 1947 in “Journal of the Society of Dyers and Colourists” Mercuric acetate makes wool unshrinkable by changing its elastic properties.
4 citations
,
October 2007 in “PubMed” Polyquaternium-70 shampoo is best for reducing frizz.
3 citations
,
January 2021 in “Wear” Hair's resistance to wear varies by ethnicity and treatment, with less wear indicating stronger hair.
11 citations
,
April 2022 in “Biophysical Journal” Disulfide bonds in keratin fibers break more easily under stress, especially when wet, affecting fiber strength.
March 2026 in “Journal of the mechanical behavior of biomedical materials/Journal of mechanical behavior of biomedical materials” Hair cuticles remain stable and resilient under stress due to strong protein content and crosslinking.
January 2007 in “Proceedings of the Korean Fiber Society Conference” New resin B makes artificial hair fibers hold curls longer than traditional resin A.
1 citations
,
March 2005 in “International Journal of Cosmetic Science” Twisting hair weakens it, but strength can be recovered at low twist levels.
September 2017 in “Journal of Investigative Dermatology” The research concluded that hyaluronic acid affects the formation and growth of hair follicle-like structures in a lab setting.
September 2017 in “Journal of Investigative Dermatology” Hair follicle cells change their DNA packaging during growth cycles and when grown in the lab.
September 2017 in “Journal of Investigative Dermatology” Blue light helps hair growth by affecting specific proteins in hair follicle cells.
Yak hair stretches mainly due to macromolecules slipping past each other.
January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
14 citations
,
October 1994 in “The Journal of Dermatologic Surgery and Oncology” Silastic-Dacron strips effectively prevent stretch-back after hair reduction surgeries.
February 2026 in “Optics” Stretching wool changes its structure and improves fiber alignment.
March 2010 in “International Journal of Cosmetic Science” Disulfide bonds affect the melting behavior of hair's crystalline structure, but hair retains some stability even after these bonds are broken.
June 2010 in “DR-NTU (Nanyang Technological University)” Hair coloring and chlorine change hair strength differently.
August 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Root hair stiffness is mainly influenced by tip compression and turgor pressure.