The man's scalp tightness after hair surgery affects his life and work, and it's unclear if it's due to the surgery or a mental health issue.
2 citations,
May 2021 in “European medical journal” Botulinum toxins are safe for various medical and cosmetic uses, but more research is needed for long-term safety and effectiveness in hair growth treatments.
September 2009 in “European Urology Supplements” IGRT resulted in lower acute toxicity for stage III prostate cancer patients.
65 citations,
September 2010 in “Journal of the Neurological Sciences” Kennedy's disease leads to muscle weakness and sensory issues, has no cure but manageable symptoms, and future treatments look promising.
51 citations,
October 2002 in “British Journal of Dermatology” Finasteride increases hair density in female androgenetic alopecia, but individual results may vary.