Onychotillomania (pronounced on‑i‑ko‑til‑oh‑MAY‑nee‑ah) is a compulsive or repetitive habit of picking, pulling, or manipulating one’s fingernails, toenails, or the surrounding skin. It is classified as a body‑focused repetitive behaviour (BFRB) and can cause significant nail damage, discomfort, and increased risk of infection. While occasional nail picking is common, onychotillomania refers to a persistent, often unconscious […]
Onychophagia Onychophagia (pronounced on‑i‑ko‑FAY‑jee‑ah) is the medical term for chronic nail biting — a body‑focused repetitive behaviour (BFRB) that involves chewing the fingernails, toenails, and sometimes the surrounding skin. While occasional nail biting is common and often harmless, onychophagia refers to a persistent habit that can lead to physical damage and emotional distress. How Onychophagia
Question: If there are no sebaceous glands in the nail bed, where does the oil that lubricates the nail plate come from? Answer: There are no sebaceous glands in the nail bed. The nail bed comprises epidermal and dermal layers but lacks sebaceous glands. The oil that lubricates the nail plate comes primarily from the
¿De dónde procede la grasa de la lámina ungueal si el lecho ungueal carece de glándulas? LEER MÁS
No, this practice is generally not recommended, as it can lead to cumulative damage. If a nail grows at a normal rate, filing the nail plate each time a coating is applied could result in eight rounds of filing before it reaches the free edge. This increases the risk of over-thinning and weakening the nail
¿Hay que limar la uña natural antes de un recubrimiento de dos semanas? LEER MÁS
A common issue many nail professionals face is clients developing white patches on their nail plates after removing adhesive nail stickers. One question that often comes up is: “I use a few brands of decorated adhesive nail strips. When I remove them, some clients develop large whitish patches on the nail plate. Why does this
Parches blancos en las uñas después de quitar la pegatina LEER MÁS
Dual forms, also known as upper forms, fast forms and ‘pop it’s’, they have had many names over the years and have a pretty cool story in the world of nail enhancements! They were created as a time-saving and user-friendly alternative to traditional nail forms and sculpting techniques. They have been around for a very
¿Puede contarme la historia de las formas duales y las formas superiores? LEER MÁS
A reader who creates press-on nails reached out with an important safety question: “I’ve heard of PMMA being used in nail products, but what is BPMMA, and is it safe to use?” To answer this question, we consulted our in-house expert in cosmetic ingredients and nail product safety. Here’s what you need to know about
¿Es seguro el BPMMA para clavos a presión? LEER MÁS
Question: Do you get high quality and low quality hema? Is there a difference in the hema or ingredients used in cheap non pro brands vs pro brands? Answer: Yes, there is a difference in the quality of HEMA (Hydroxyethyl Methacrylate) used in professional versus non-professional or cheaper nail brands. High-quality HEMA in professional brands
¿Recibe hema de alta calidad y de baja calidad? LEER MÁS
Question: Does a gel that contains only Benzyl Methacrylate and Ethylene Glycol Dimethacrylate qualify as hypoallergenic, and is its formula truly free of HEMA, Di-HEMA, HPMA, TPO, and IBOA? Evaluating the Hypoallergenic Claims of a Gel Containing Benzyl Methacrylate and Ethylene Glycol Dimethacrylate Yes, if a gel contains only Benzyl Methacrylate and Ethylene Glycol Dimethacrylate,
Spanish 
English 
Portuguese 
Vietnamese