Unverified90% confidenceTradeoffTime unknown
刷毛硬度越硬清洁力越强但对牙釉质和牙龈磨损越大，除非医生特别建议，绝大多数成人选软毛即可，横向暴力刷牙配硬毛会导致楔状缺损
1
Sources
90%
Confidence
Long-term
Relevance
-
First Seen
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Unverified硬毛牙刷不适合大多数人：多数人有横向用力刷牙习惯，硬毛长期使用易导致牙龈退缩和楔状缺损（牙颈部磨损），除非医生特别建议否则不选硬毛89% similarUnverified牙刷刷毛硬度成人首选软毛（soft），中硬毛以上会加速牙龈退缩和楔状缺损；刷头选小头易清洁后牙区85% similarUnverified毛越软护龈但清洁力越弱：超软毛易漏刷牙菌斑，牙齿健康、易长牙结石者用中软毛更有效，而非盲目追求最软85% similarUnverified刷毛越软对牙龈越温和但清洁力和耐用度下降，牙缝有牙菌斑/软垢较多者可选稍硬刷毛提升清洁效率；牙龈出血、术后恢复期应选超软刷毛84% similarUnverified刷毛越软越安全但清洁力越弱，颗粒偏硬清洁牙菌斑效果好但可能损伤娇嫩牙龈；出牙初期优先软度，长出多颗牙后可适度增加颗粒硬度提升清洁84% similar
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