Closer Jonathan Papelbon was in camp Tuesday, but he didn't participate in drills because he is battling flu-like symptoms. He was not in camp Sunday because he was attending to his wife, who was similarly ill.
"[Monday] was a big day, because it was his side day, and he got through the whole thing," Francona said. "He came out today and we kept him inside for the majority of the day. ... To bring him out would have been a mistake."
Right-hander Jason Bergmann has yet to start throwing, though his strength has improved as he battles shoulder discomfort.
Alfredo Aceves left camp on Monday to resolve a visa issue. The Mexico native is expected to receive the necessary documentation Wednesday morning.