Can I build muscle training at home?
Yes, especially if you can create enough tension and progress over time. Dumbbells, bands, adjustable benches, pull-up bars, weighted backpacks, and bodyweight progressions can all build muscle.
The main limitation is loading. Legs, back, and stronger lifters may eventually need heavier equipment or more difficult variations to keep sets challenging. But many people can make substantial progress at home before that becomes the limiting factor.
Track exercises, reps, sets, tempo, range of motion, and proximity to failure. Home training fails when it becomes random movement. It works when it is treated like training.