The 32-year-old said he's focused on the first game of the season.
"My mindset is on Oct. 7. I don't like missing games. I feel as close to normal as you can feel," Boyle said, per the team's Twitter account. "We have a good plan of attack, and I look forward to getting on the ice and playing."
On Wednesday, Boyle thanked fans for their support:
Boyle had missed practice for what was described as a "personal issue," per Andrew Gross of the Record.
Amanda Stein of the team's official site provided more details:
The 10-year veteran signed a two-year deal with the Devils in July after splitting time with the Tampa Bay Lightning and Toronto Maple Leafs last season. He finished the year with 13 goals and 12 assists in 75 games, adding two assists in six playoff games.