Watford striker Troy Deeney says his family has suffered personal and online abuse after his decision not to return to training last week.
Deeney has declined to take part in the resumption of training, after the stoppage due to the coronavirus pandemic, citing his son's breathing difficulties.
The 31-year-old striker, whose club are in 17th place and face a battle against relegation when the Premier League resumes, had also raised questions about Project Restart and safety for players, as did Newcastle United's Danny Rose who said players were being treated like "lab rats.