4 citations
,
January 2015 in “Dermatology Online Journal” Smoking can cause yellowing of upper lip hair.
3 citations
,
October 2021 in “Cureus” Smoking can cause yellow discoloration of upper lip hair and nails.
August 2025 in “Tobacco Induced Diseases” Smoking harms skin quality and health, which may encourage quitting.
28 citations
,
August 2013 in “Facial Plastic Surgery Clinics of North America” Body and beard hair can be used for hair restoration in severely bald patients, but the technique is complex and costly.
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.