The invention concerns an apparatus (1, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140) for physical exercises, comprising at least one element (2, 4, 4′, 23, 23′, 34, 34′, 55, 55′, 57, 57′, 65, 65′, 67, 75, 76, 80, 96, 96′, 105, 105′, 112, 114, 114′, 124, 124′, 125, 126, 133, 134, 137, 141, 141′) capable to interact with a user during the execution of a physical exercise, characterising in that it comprises vibrating means (5, 6, 11, 12, 78, 85, 97, 106, 116, 116′, 117) capable to produce at least one mechanical vibration of said at least one element.