Published on: 7/4/2025
Why do my nails have lines in them and should I be concerned?
Lines on your nails can be due to different reasons, like nail shedding or changes linked to carpal tunnel syndrome. It's a good idea to talk to a doctor if you're worried.
Explanation
Lines on your nails, also known as nail ridges, can happen for different reasons. One possible cause is onychomadesis, which is a condition where the nail sheds. This can be linked to viral infections, as discussed in a study about nail shedding mechanisms.
Another reason for nail changes, including lines, could be related to carpal tunnel syndrome. This condition affects the hand and wrist, and it can sometimes cause changes in the nails, according to research on nail changes associated with carpal tunnel syndrome.
If you have lines on your nails and are concerned, it might be helpful to talk to a healthcare provider. They can help figure out if there's an underlying condition that needs attention. Remember, it's always good to keep an eye on any new or changing symptoms.
(References)
- Chiu HH, Liu MT, Chung WH, Ko YS, Lu CF, Lan CE, et al. (2019). The Mechanism of Onychomadesis (Nail Shedding) and .... Viruses, 31174263.
- Egger A, & Tosti A. (2020). Carpal tunnel syndrome and associated nail changes. Journal of the American Academy of Dermatology, 32199899.
- Zisova L, Valtchev V, Sotiriou E, Gospodinov D, & Mateev G. (2012). Onychomycosis in patients with psoriasis--a multicentre study. Mycoses, 21771106.
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