ABSTRACT
Extensive usage of mobile phones, often using awkward postures, has led to a range of musculoskeletal problems, for example, pain at the base of thumb has been reported (Berolo et al., 2011, Gustafsson et al., 2010).
Extensive usage of mobile phones, often using awkward postures, has led to a range of musculoskeletal problems, for example, pain at the base of thumb has been reported (Berolo et al., 2011, Gustafsson et al., 2010).