Now, soaring numbers of people are suffering from swiper's thumb due to the overuse of smartphones.
如今,越來越多的人遭受著因過度使用智能手機而引起的手指變大之苦。
New research claims the overworked digit has become as much as 15 per cent bigger on people's dominant hand.
新的研究稱過度勞作的手指會比人原來的慣用手大15%。
Young adults aged 18 to 34 have noticed the most changes, with one in eight developing the deformity as a result of continuous tapping and grappling with large handsets.