TY - CHAP M1 - Book, Section TI - Nail Fragility A1 - Haddad, Gloria A1 - Tosti, Antonella A1 - Piraccini, Bianca Maria A2 - Tosti, Antonella A2 - Piraccini, Bianca Maria Y1 - 2023 N1 - T2 - Disorders of the Hair and Nail: Diagnosis and Treatment AB - SUMMARYNails that are weak, soft, easily broken or split are considered fragile nails.1Nail fragility is mainly idiopathic but can derive from a combination of internal and external factors.Fragile nails are prevalent among postmenopausal women and geriatric populations (over 60 years).3–6 SN - PB - McGraw Hill CY - New York, NY Y2 - 2023/11/28 UR - dermatology.mhmedical.com/content.aspx?aid=1201698955 ER -