For a list of confirmed transfers, check out the transfers page.
Liverpool are monitoring Southampton's Jay Rodriguez, 24, but Arsenal are also said to be impressed by the striker, who was called into the England squad this week.
Tottenham will make a move for Manchester United's 25-year-old striker Javier Hernandez in January if they can transfer 29-year-old Emmanuel Adebayor.
Arsenal are considering making a £22m bid for Real Madrid striker Karim Benzema, 25, after fears that the Spanish giants will pip them to the £50m signing of Liverpool striker Luis Suarez, 26.
Belgian side Anderlecht are considering a loan move for Chelsea midfielder Kevin de Bruyne, 22, in the January transfer window.
Stoke City boss Mark Hughes is keen to reunite with Manchester City defender Joleon Lescott, 31, who he signed while he was manager at the Etihad Stadium in 2009.
Newcastle are keen on PSV Eindhoven midfielder Ola Toivonen and could make a cut-price £2.5m bid if the 27-year-old Swede fails to sign a new deal for the Dutch side.
Manchester City boss Manuel Pellegrini has lost patience with Joe Hart, 26, after a series of mistakes and want to replace him with Barcelona goalkeeper Victor Valdes, 31.
Fulham manager Martin Jol is set for talks with the club's owner Shahid Khan following his side's 4-0 defeat at Liverpool, with Roberto Di Matteo and Ole Gunnar Solskjaer potential replacements for the Dutchman.
England manager Roy Hodgson has set Joe Hart, 26, a deadline of three months to return to the Manchester City team if he wants to remain as his country's first-choice goalkeeper. Costel Pantilimon, 26, has recently played instead of Hart for his club side.
Hodgson is also keen to persuade Liverpool's Steven Gerrard, 34, to continue as an England player beyond the World Cup finals in Brazil next year.
Cardiff City boss Malky Mackay has reiterated his commitment to the club amid rumours linking him with the vacant managerial post at Crystal Palace.
Mackay has refused to deny rumours that he could quit Cardiff and link up again with the South Wales club's former sporting director Iain Moody, who has been appointed to the same position at managerless Crystal Palace.
Manchester United defender Rio Ferdinand, 35, is back doing his coaching badges after a two-year absence and wants to become a top manager.
Arsenal striker Nicklas Bendtner has criticised Arsenal for relegating him to the reserves and training with the youngsters and the Dane, 25, says he is training "more seriously than ever" to get a move out of the Emirates club.
Roy Hodgson hopes to solve England's penalty problems by turning to the sports scientist Dave Reddin, whose expertise helped make Jonny Wilkinson rugby's best penalty-taker.
Everton defender Sylvain Distin used his Twitter account to explain why he confronted fans who were unhappy with their team's performance in the 0-0 draw with Crystal Palace.
Meanwhile, West Brom goalkeeper Ben Foster also went on the micro-blogging website to vent his frustration after the controversial late penalty awarded to Chelsea that denied the Baggies a win at Stamford Bridge.