Where the idea comes from
The term comes from experiments in the 1960s by Martin Seligman and Steven Maier. Dogs in those studies were given shocks they could not escape. Later, when escape was possible, many of them did not try. They lay down and took it. The researchers called this learned helplessness.
We mention it so you know the history. We do not support or do anything like those experiments. They caused serious harm, and there are better ways to learn about dogs.
The finding itself has held up in many species. Years later, Maier and Seligman revised the explanation. They now argue that passivity is the brain's default reaction to prolonged, uncontrollable stress, and that the learning is about finding out that you do have control. In plain words: animals do not so much learn to be helpless as fail to learn that their actions matter.
That revision matters to pet owners. It means that restoring a sense of control is the key to helping a dog.