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Are you a hair-twirler or nail-biter?

Call it a nervous habit or tic, almost everybody has at least one - whether they are aware of it or not

Kate Murphy | NYT 

Are you a toe-tapper, hair-twirler, eye-blinker, head-nodder, nail-biter, knuckle-cracker, skin-picker, lip-licker, shoulder-shrugger or a chin-stroker? Call it a nervous habit or tic, almost everybody has at least one — whether they are aware of it or not. Tics exist on a spectrum ranging from barely noticeable to extremely annoying to poten-tially injurious. While research has focused mostly on the more severe forms associated with neurobehavioural disorders such as Tourette syndrome and autism, there’s a growing realisation of the pervasiveness of ...

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First Published: Fri, September 15 2017. 23:14 IST
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