Endurance is something that has to be gradually developed and it is a process that requires time, effort and desire. 

Here are effective ways to enhance your stamina:

1. Cardiovascular Exercise
2. Interval Training
3. Strength Training
4. Progressive Overload
5. Recovery and Nutrition


When building up endurance, it's advisable to start at a very low level and try to move up gradually. And consistency is key as well.