You should avoid being pressure or squeeze tightly rolled like not wearing a bra strap shoulders. Watch or bracelet sleeves must not be tight, not the arm blood pressure, not heavy lifting for too long.
You should avoid being rolled or clamping force, such as not wearing a bra shoulder strap watch or bracelet sleeves must not be tight, do not measure blood pressure arm, not lifting heavy and too long.
You should avoid being pressure reed or aggressive, such as not wearing a bra strap shoulder. Watch bracelet or coat of arms must not tight,... No blood pressure that arm, no heavy lifting, and for too long.