Easy? No. Fun? Eh. But are drop sets worth occasionally implementing into your training? We say, heck yes.
Is it better to push each set to failure despite having a different number of reps, or have each set with the same reps pushing the last to failure? - Quora
How to (Safely) Train to Failure to Boost Your Intensity and Muscle Mass
Training Archives, Page 33 of 73
Should You Train to Failure? Here's What You Need to Know
Build Muscle Faster With Workout Drop Sets: Study
Push Your Muscles Past Failure With These 4 Workout Methods
Drop set: How to use it effectively for bodybuilding?
Drop Sets vs Normal Sets for Muscle Growth: Which Is Best?
Reaching the Limit: Failure, Forced Reps, Negatives and Drop Sets