One of the first things you should check on is if there is any insect activity on the plant. Here is an article from Iowa State University that describes the most common insect pests of Burning Bush, and offers some treatment strategies:
Orthostatic hypotension is the drop in blood pressure that occurs when you transition from sitting or lying down to standing. It is common in people of all ages. As the body adjusts to the position change there may be a brief period of dizziness. This is what some people refer to as âseeing starsâ when they get up.
Overdose of high blood pressure medication; Heart failure; Heart arrhythmias ( abnormal heart rhythms) Widening (dilation) of the blood vessels; Heat exhaustion or heat stroke; Liver disease; What causes a sudden drop in blood pressure? Sudden drops in blood pressure can be life-threatening. Causes of this type of hypotension include: Loss of blood from bleeding; Low body temperature