Ingrown Toenail – Causes Ingrown toenails occur in both men and women and may be more common in teenagers and people who suffer from sweaty feet. Older people can also be at higher risk as toenails thicken with age. Many things can cause an ingrown toenail, including: Cutting toenails incorrectly Irregular shaped or curved toenails … Continue reading Ingrown Toenail Treatment & Surgery