VOA慢速英语:你现在能做的一件事就是帮助你的心脏

factor – n. something that helps produce or influence a result : one of the things that cause something to happen

altered – adj. made different in some way

positive – adj. good or useful

New Age – adj. capitalized : an eclectic group of cultural attitudes arising in late 20th century Western society that are adapted from those of a variety of ancient and modern cultures, that are outside the mainstream, and that advance alternative approaches to spirituality, right living, and health

prescription – n. a written message from a doctor that officially tells someone to use a medicine, therapy, etc.

invasive – adj. involving entry into the living body as by incision or by insertion of an instrument

side effect – n. an often harmful and unwanted effect of a drug or chemical that occurs along with the desired effect

relax – v. to become calm and free from stress : relaxing – adj.

fight-or-flight response – noun Physiology, Psychology : the response of the sympathetic nervous system to a stressful event, preparing the body to fight or flee : associated with the adrenal secretion of epinephrine and characterized by increased heart rate, increased blood flow to the brain and muscles, raised sugar levels, sweaty palms and soles, dilated pupils, and erect hairs