Manchester United's Premier League trip to West Ham was the 57th match of a gruelling season and former Old Trafford defender Rio Ferdinand feels fatigue is one reason behind Erik ten Hag's side shipping so many second-half goals.
United are battling for a top-four spot in the Premier League having already won the Carabao Cup, while they have an FA Cup final derby with Manchester City to come next month.
Ten Hag's men also progressed to the last eight in the Europa League. With Liverpool and Brighton, who beat United at the Amex last week, putting the pressure on in the race for the Champions League places, the Reds must ensure they don't allow their campaign to tail off.
United have dropped points in four of their last eight league matches since the 7-0 trouncing at Anfield, with poor performances in the second 45 minutes a theme. ALSO READ: West Ham United vs Manchester United live Six of those Liverpool goals were scored after the break while of the 12 goals United have conceded since then, 10 have come in the second period.