Im on my second pregnncy and it is so much worse than my first allday sickness upset stomach and…

Im on my second pregnncy and it is so much worse than my first allday sickness upset stomach and dizzyness someone me tioned something to me about some kinda bracelet that you can get tohelp with this has anyone ever gotten one and what are your reviews on them (sorry i dont know the name of it). Hope everyones having a great day!