102 citations,
January 2003 in “Dermatology” Smoking may contribute to hair loss in men.
114 citations,
February 2012 in “International Journal of Dermatology” Smoking harms the skin, causing early aging and increasing cancer risk, but stopping smoking can improve skin health.
126 citations,
January 2009 in “International Journal of Trichology” Oxidative stress contributes to hair graying and loss as we age.
99 citations,
June 2005 in “Journal of Cosmetic Dermatology” Hair ages due to genetics and environmental factors, leading to graying and thinning, with treatments available for some conditions.
30 citations,
March 2010 in “European Journal of Dermatology” Hair loss in elderly women is often caused by various factors, including hormonal changes after menopause.