The phrase "hamstring complaint" refers to a problem or issue with the muscles located in the back of the thigh known as the hamstrings. It implies that there may be some sort of injury, strain, or discomfort in this area. Full definition
Morgan Schneiderlin is suspended for the Blues» meeting with Chelsea, while Ronald Koeman says he will make a late check on Idrissa Gana Gueye's minor hamstring complaint. (evertonfc.com)
Ramsey missed 13 games earlier in the campaign due to a similar hamstring complaint suffered in the opening day loss to Liverpool, but appeared in rude health after playing 70 minutes of the Champions League against Basel last week. (ibtimes.co.uk)
Alexis Sanchez should be available despite being substituted in midweek with a hamstring complaint. (justarsenal.com)