Most of the trekking tours to Machu Picchu are in the high altitude, because Cusco region is located in the Southern Andes of Peru, we always suggest travelers to get acclimatized to the altitude before to go on hiking trips.
Although the Huchuy Qosqo trek has a reputation of being one of the easiest trekking routes to Machu Picchu, it still requires trekking to high altitudes (over 4,000m). This comes with obvious altitude sickness risks.
We recommend you take a moment to read our article about the altitude sickness so that you are fully aware of the risks associated with high altitude trekking, and well-informed on best practice safety method.
For accurate acclimatization travelers should arrive in Cusco at least 2 or 3 day prior to the trek departure, Top Peru Trips advice you to talk to your doctor before you travel to Peru.