Barcelona are playing at full throttle. How long can they sustain it?

Barcelona dismantled Racing Santander 7-2, made it six wins from six La Liga games and once again forced an opponent to spend the evening chasing shadows. Hansi Flick’s side look devastating in September. The season, however, does not end in September, and a team that approaches almost every match as if it were mounting a late comeback in a final will eventually face a less glamorous question: how can this intensity last for another eight months?

RACING WERE GIVEN NO ROOM TO BREATHE

Barcelona attempted 30 shots on Wednesday night, including 23 from inside the penalty area. They led 4-1 at half-time and continued to attack despite having the result under control. The final reward was seven goals, a Raphinha hat-trick and another emphatic display of attacking power.

This was not an isolated explosion. After six league matches, Barcelona have 18 points and 28 goals. Flick’s system is working because his players recover the ball quickly, commit numbers forward and accelerate as soon as the opposition loses its shape. It is thrilling for the crowd and exhausting for anyone asked to defend against it.

That football also has a physical price. The sprints after losing possession, the high press, repeated runs into the box and the desire to launch another attack even with a comfortable lead do not disappear from the players’ legs because the scoreboard reads 7-2. Freshness is a major weapon in September. By February and March, it can become a scarce resource.

FLICK IS ROTATING, BUT HIS KEY MEN STILL CARRY A HEAVY LOAD

Flick did make changes against Racing. Gerard Martín, Andreas Christensen, Rodri and Karim Adeyemi were among those selected from the start, while more players entered after the break. That matters. The coach clearly understands that a packed campaign cannot be managed with a group of only 12 or 13 regulars.

Yet Barcelona’s attacking leaders are still being asked to do a huge amount of work. Raphinha stayed on until completing his hat-trick, Lamine Yamal played the full match and Adeyemi was still carrying the ball almost the length of the pitch in the closing minutes. Barcelona do not merely want to win. They want to keep squeezing the opponent until the final action, even when the contest has been settled for some time.

That approach can create a psychological advantage and decide games early. It can also leave the coaching staff arranging rest as an emergency measure later rather than managing it in advance. Goals and records make attractive headlines. A key player being left out because his workload has become a concern is a much harder story to sell.

THE REAL TEST WILL COME LATER

Barcelona will not have a full week to recover from the Racing rout. They travel to Sevilla on Saturday, while their Champions League campaign has also begun. As the season progresses, short turnarounds will become more common and the stakes will continue to rise.

None of this means Flick’s team are destined to run out of energy. A deep squad, well-timed substitutions and the ability to settle matches early could help Barcelona preserve much of their current intensity. But no team can play every phase at maximum speed for an entire season without controlling the rhythm at times. Even the best pressing sides need periods in which they manage the game with the ball instead of constantly chasing another recovery.

For now, Barcelona are impressive and deservedly lead La Liga. The question is no longer whether they can overwhelm Racing in September. It is whether the squad and the coaching plan can keep the team fresh when La Liga and the Champions League are decided. Plenty of matches can be won in autumn. The trophies are handed out much later.