SINGAPORE: What began as a fun way to stay active is now landing more pickleball players in doctors’ offices.Several clinics told CNA that the number of patients with pickleball-related injuries has doubled as the sport’s popularity surges.Doctors are treating cases ranging from muscle strains to eye trauma, as the sport’s fast pace and competitive edge test the limits of casual players trying to stay fit.Pickleball fever has swept across the island in recent years, attracting thousands with its easy-to-learn gameplay and social appeal.The sport combines aspects of badminton, tennis and table tennis, and can be played both indoors and outdoors – usually at badminton courts.“The fun part about pickleball is that it is easy to pick up. But to play well and all, it takes a lot of time, effort and training,” one pickleball player told CNA.