Obafemi underwent surgery after suffering a muscle injury in training earlier in the month, according to manager Ralph Hasenhuttl.

Obafemi suffered a "significant muscle injury in training Sunday," according to Dan Sheldon of The Athletic.

Obafemi provided an assist during Sunday's 2-0 win over Bournemouth.

Obafemi scored a goal with his lone shot during Monday's 2-2 draw with Manchester United.

Obafemi registered an assist in Friday's 3-0 victory over Norwich City.

Obafemi scored his second goal of the season in Saturday's 3-1 defeat to West Ham.

Obafemi (illness) was included in the match-day squad against Tottenham on Wednesday.

Obafemi (illness) returned to training Tuesday, but he's not an option to play New Year's Day against Tottenham.

Obafemi will not play Saturday against Crystal Palace, manager Ralph Hasenhuttl said Friday. "Michael Obafemi I think, with his history of injuries, it is not a good idea to let him play tomorrow again," Hasenhuttl said.

Obafemi scored a goal while taking two shots (one on goal) during Thursday's 2-0 win over Chelsea.

Obafemi (thigh) started in Tuesday's 4-0 win over Portsmouth in the League Cup.

Obafemi (thigh) wasn't listed in the injury report ahead of Friday's match against Bournemouth.

Obafemi (thigh) is not in the 18-man squad for Saturday's match against Sheffield United.

Obafemi (thigh) could return for Saturday's match against Sheffield United. "Michael [Obafemi] is in training sessions as well as Ryan [Bertrand], they are both options," manager Ralph Hassenhuttl said. "It has been good to regroup over the break, we're looking forward."

Obafemi (thigh) is not in the starting XI for Saturday's match against Manchester Unite.

Obafemi is doubtful for Saturday's match against Manchester United due to a muscle injury. "Michael Obafemi has some cramp and for the weekend, it's probably too much for him after playing against Fulham," manager Ralph Hassenhuttl said. "We have three players that cannot play on the weekend."

Obafemi (undisclosed) has been been ruled out for the rest of the season due to a hamstring injury. "It doesn't seem like it's possible to play Danny [against Fulham], the risk is too high," manager Ralph Hassenhuttl confirmed. "He isn't training with the team at the moment and now we also have a big injury to Michael Obafemi. With Michael we took a long time to reintroduce him. He didn't start from the beginning [against Arsenal] only the second half, but it's a completely different thing training for two weeks and playing in the Premier League. The intensity is much higher. So with Danny, we don't take any risks. It's a big blow for Michael; until the end of the season he won't play."

Obafemi (thigh) subbed off with an undisclosed injury during Sunday's match with Arsenal.

Obafemi (thigh) is available for Sunday's match with Arsenal. "Michael Obafemi has been training for two weeks with the team; it seems like his injury has gone," manager Ralph Hassenhuttl said. "That helps us because it's another option in front. Mainly with his speed and quality he's a good option for me."

Obafemi (thigh) signed a three-and-a-half-year contract with Southampton on Wednesday.

Obafemi (thigh) has been ruled out for Saturday's match against Burnley.

Obafemi (thigh) will miss Saturday's match with Everton. "Michael Obafemi is still not in training so he is out," manager Ralph Hassenhuttl said. "A few guys are in training but are still having pain so we have to be careful not to push them too much to their limits."

Obafemi (thigh) will need a few more weeks to recover from his injury, according to manager Ralph Hasenhuttl.

Obafemi is dealing with a tendon issue that will keep him out of the lineup versus Leicester City on Saturday. Manager Ralph Hasenhuttl stated, "Obafemi is going to take longer than we first thought, it's a tendon injury."

Obafemi (undisclosed) was not in the 18-man squad for Wednesday's 0-0 draw with Chelsea.

Obafemi (undisclosed) was not in the 18-man squad in Sunday's 3-1 defeat to Manchester City.

Obafemi is questionable for Sunday's match with Manchester City due to an undisclosed injury, manager Ralph Hassenhutl said. "Michael Obafemi's injury was picked up in training and is a real pity, because I need him. His speed can always make a difference."

Obafemi took three shots, with two on target, and scored one goal as a substitute in Saturday's 3-1 victory over Huddersfield.

Obafemi was not in the 18-man squad for Sunday's 3-2 win over Arsenal.

Obafemi (groin) was not selected to the 18-man squad for Saturday's 1-0 loss to Cardiff.

Obafemi (groin) is recovering from injury and will likely miss Saturday's match against Cardiff City.

Obafemi is doubtful for Wednesday's match against Spurs because of a hamstring injury.