An Epsom Salt bath should not raise your blood pressure but instead taking a warm Epsom Salt Bath could lower your blood pressure.
If you suffer from low blood pressure be careful because soaking in a warm bath or warm Epsom Salt Bath can lead to dangerously low blood pressure.
If you suffer from high blood pressure then taking an Epsom Salt Bath can be good and lower your blood pressure to a safe amount.
Epsom Salt Baths are also known to help detox your body and help with aches and pains as well.
If you suffer from a Magnesium deficiency the Epsom Salt Bath can be good for you too because your skin could absorb the Epsom Salt and increase your Magnesium Intake which can be good for you.