1 Salt cleanses. 2  Not only does salt water flush out post-nasal drip and other bacterial material (just like any fluid would), a salty environment prevents bacteria from growing. 3  Just ask any medieval meat-eater how they kept their meat from going rancid, and youâll recall that salt is a bacteria-fighter.
Many things can cause your blood pressure to be too low, ranging from normal pregnancy-induced changes to dangerous underlying conditions, like heart problems or hormone disturbances. In some instances, what causes low blood pressure could be a simple case of dehydration brought on by vomiting, intense exercise, or the overuse of diuretics. Some studies have shown that a dehydration-induced weight loss of 1 percent is enough to trigger dizziness, confusion, or other symptoms of low blood pressure.
1 Feel dizzy or lightheaded. 2  Feel short of breath and find it harder to exercise. 3  Feel tired. 4  Have chest pain or a feeling that your heart is pounding or fluttering (palpitations). 5  Feel confused or have trouble concentrating.  Faint, if a slow heart rate causes a drop in blood pressure.