Lakhouad ran her first sub-4 minute 1500 m race in 2010, recording 3:59.35 minutes for second at the Athletissima Diamond League meet in July to break the Moroccan national record. She won her first continental medal soon after, taking the 1500 m bronze medal at the 2010 African Championships in Athletics. She also placed fourth in the 800 metres final. She also competed in the 2010 IAAF World Cross Country Championships, finishing 34th overall. She delivered her career best global level performance at the 2011 World Championships in Athletics by taking fourth place in the 1500 m final.