i don’t know from experience, but personally I’d say they may slightly help, but i doubt there would be a massive improvement. If your interested in gaining more noticeable differences in your balance your probably better looking at specific stretches and exercises that focus on improving your bodies balance.
Are you talking about the one bracelet that has 2 balls at the end?If it I’ve heard it suppose to have magnets in them to help “support” the wrist or ankle. Or is this a different type?
Do they work seems unlikely I think it gives a mental boost of confidence maybe.
New Age nonsense gone wild. I wonder if these people also believe in the Law of Attraction. Given the level of scientific knowledge of society, it is amazing how many people believe in this stuff.