杜牙根是甚麼？牙髓治療／根管治療（杜牙根）過程及手術後如何護理
當牙齒出現持續劇痛、夜間痛醒、咬合時疼痛，或牙肉反覆腫脹流膿時，很多人會聽到牙醫建議「杜牙根」。杜牙根是香港常用說法，正式名稱為牙髓治療或根管治療。它並不是把牙根「杜死」，而是把受細菌感染、發炎或壞死的牙髓組織清除，再徹底清潔及封填牙根內的根管，以保存原有牙齒。
What Is Root Canal Treatment? The Procedure and Aftercare Explained
When a tooth has persistent severe pain, hurts when you bite, or the gum repeatedly swells and discharges pus, your dentist may recommend root canal treatment (known in Hong Kong Cantonese as "du ya gen"). It removes infected, inflamed or dead dental pulp and thoroughly cleans and seals the root canals so that the natural tooth can be preserved.
牙貼片的好處和壞處3大分析
牙齒貼片是近年常見的美學牙科療程之一，主要利用薄片狀修復材料覆蓋在牙齒正面，改善牙齒顏色、形狀、大小、輕微排列不整及局部缺損問題。現時較常見的牙貼片以陶瓷製作，因其透光度、色澤及表面質感較接近天然牙齒，常被用於前牙美學改善。
The pros and cons of dental veneers: 3 benefits and 3 risks
Dental veneers place a thin layer of restorative material, usually porcelain (ceramic), over the front of the teeth to improve their colour, shape, size, mild misalignment and small areas of damage. Because porcelain is close to natural teeth in translucency, colour and texture, it is often used to improve the appearance of the front teeth.
口呼吸對顎骨生長的影響3大需知
在正常情況下，人類主要應以鼻作為呼吸通道。鼻呼吸時，舌頭多半輕貼上顎，雙唇自然閉合，口腔與咽喉周圍肌肉維持穩定張力，這種「口腔姿勢」對顎骨與牙弓的正常發育十分重要。相反，若長期以口呼吸代替鼻呼吸，舌頭位置、唇肌力量以及上下顎受力模式都會改變，久而久之不僅影響牙齒排列，更可能影響顎骨形態與臉型結構。
How mouth breathing affects jaw growth: 3 key points
Humans should breathe mainly through the nose, with the tongue resting lightly against the palate and the lips closed. This oral posture is important for the normal development of the jaws and dental arches. If mouth breathing replaces nasal breathing over the long term, the position of the tongue, the strength of the lip muscles and the forces on the upper and lower jaws all change, which can affect tooth alignment, jaw shape and face structure.
上顎犬齒阻生是甚麼?為甚麼會上顎犬齒阻生?
上顎犬齒（俗稱「虎牙」）在牙齒排列與咬合功能中，具有相當重要的角色。它位於門牙與小臼齒之間，負責幫助上下顎在咬合時順利「導向」，亦在笑容中形成自然的弧線。然而，在成長過程中，上顎犬齒有時未能順利萌出，而是滯留在骨頭或牙齦之內，這種情況便稱為「上顎犬齒阻生」。
What is an impacted maxillary canine, and why does it happen?
The maxillary (upper) canine, commonly called the "tiger tooth" in Cantonese, guides the bite and shapes the natural curve of the smile. When it fails to erupt and stays inside the bone or gum during growth, the condition is called an impacted maxillary canine.
香港一到暑假就多人想箍牙，隱形牙箍3大品牌比較
每逢暑假，香港不少學生、家長與打工一族都會開始考慮箍牙。原因很簡單：暑假覆診時間較易安排，亦有較長時間適應初期不適，而且不少人希望在新學年或新的工作階段，以更整齊的牙齒與笑容示人。近年，隱形牙箍（透明牙套）在香港漸漸成為主流選擇之一，但市面品牌眾多，療程安排及收費差異顯著，對一般市民而言，如何作出理性選擇並不容易。
Summer braces in Hong Kong: comparing 3 clear aligner brands
Every summer holiday, many Hong Kong students, parents and office workers start thinking about braces, because follow-up visits are easier to arrange and there is more time to adjust to early discomfort. Invisible braces (clear aligners) have become a popular choice, but brands, treatment arrangements and fees differ widely, so this article compares three commonly mentioned brands to help readers prepare for a rational discussion with their dentist.