Veteran head coach Roy Hodgson led Crystal Palace training on Monday.
Hodgson was not part of the team's matchday group for the loss to Aston Villa at the weekend.
However, he is now healthy again and will be present for the game against Fulham on Saturday.
Many football fans around the Premier League had been concerned about Hodgson after hearing the news.
Given his age, fans were worried that his absence could have indicated a more serious health problem.