The Markha Valley trek is not the most challenging technically, however it is essential to be in good physical shape in order to be able to enjoy the trek. You also have to keep in mind that you will only have access to basic necessities and will be most likely be camping every night, It is recommended that no matter your experience, you hire a guide or an agency to take you through the Valley, as this will bring you peace of mind and valuable knowledge about the area and its people. Finally, you will reach high altitudes so make sure that your insurance covers hiking/trekking over 3000m.