Polystyrene (PS) /ËpÉliËstaÉªriËn/ is a synthetic aromatic polymer made from the monomer styrene. Polystyrene can be solid or foamed. General purpose polystyrene is clear, hard, and rather brittle. It is an inexpensive resin per unit weight.
It is. more prevalent in females than males (1,2). The most common. cause of syncope in young subjects is a reflex syncopal event. that includes stretch syncope (1-3). Stretch syncope is a rare. occurrence that is clinically difficult to distinguish from epilepsy. and may arise while stretching the neck hyperextended in the.
Heat syncope is a sudden dizziness that can happen when you are active in hot weather. If you take a heart medication called a beta blocker or are not used to hot weather, you are even more likely to feel faint. Rest in a cool place, put your legs up, and drink water to make the dizzy feeling go away.