[2][9] Worth began the study of ophthalmology under Henry Power and Bowater Vernon at St Bartholomew's Hospital and in 1906 joined the staff of Moorfields.

[2] He was, for many years, ophthalmic surgeon to the West Ham Hospital in the East End of London.

[2] Worth gained fame in two diverse areas of specialisation: the management of childhood squint[10] and amblyopia, and the sailing and navigation of small yachts.

[2][11][12][13] His inventiveness endures, as demonstrated by Worth's 4 dot test and later versions of his original amblyoscope.

[2][11] Worth married Janet Duncan Ritchie in Sutton Bridge, Lincolnshire in 1906.