John Obi Mikel, 29, has started pre-season preparations at Premier League giants Chelsea.
The Nigeria international reported for training on Monday morning along with a couple of experienced players in the shape of John Terry, Willian, Ivanovic and Diego Costa.
Mikel and his teammates were put through their paces to ascertain their fitness, having spent close to two months on vacation.
For the next four days, the players will report at Cobham before their trip to Austria on Friday evening for a one-week training camp.
The Blues will face Rapid Vienna (Saturday) and RZ Pellets (Wednesday) while in Austria.