To go on Manaslu Circuit Trek, you not only have to prepare your body physically but also mentally. You can start preparing for the trek 3 to 4 weeks before the beginning of the journey. To prepare, you can exercise focusing on core strength and increasing stamina. Swimming, cycling, jogging, hiking, etc are also great ways to prepare for the Manaslu Circuit Trek. Likewise, you also have to prepare yourself to survive in bare minimum facilities and adjust to a very simple lifestyle during the trek. The trail is strenuous. You have to walk 6-8 hours a day on a rough, steep path. There will be nonstop ascending and descending throughout the trek.