are tremors hereditary
Once known as familial tremor, benign tremor or hereditary tremor, essential tremor (ET) is a neurological condition that causes a rhythmic trembling of the hands, head, voice, legs or trunk.nce known as familial tremor, benign tremor or hereditary tremor, essential tremor (ET) is a neurological condition that causes a rhythmic trembling of the hands, head, voice, legs or trunk.