VOA慢速英语:世界上最新的健康饮食

fad diet – n. a way of eating that promises weight loss or other health advantages, such as longer life, and usually relies on pseudoscience rather than science to make many of its claims : In many cases, a fad diet has highly restrictive or unusual food choices

inflammation – medical noun a condition in which a part of your body becomes red, swollen, and painful

obesity – medical noun a condition that is characterized by excessive accumulation and storage of fat in the body and that in an adult is typically indicated by a body mass index of 30 or greater

packaged – v. to enclose in a package or covering

organic – adj. of food : grown or made without the use of artificial chemicals

cardiovascular disease – medical noun Cardiovascular disease generally refers to conditions that involve narrowed or blocked blood vessels that can lead to a heart attack, chest pain (angina) or stroke.

omega-3 – medical n. being or composed of polyunsaturated fatty acids in which the first double bond in the hydrocarbon chain occurs between the third and fourth carbon atoms from the end of the molecule most distant from the carboxylic acid group and which are found especially in fish (as tuna and salmon), fish oils, green leafy vegetables, and some vegetable oils

mercury – n. a silver metal that is liquid at normal temperatures

food chain – n. a series of types of living things in which each one uses the next lower member of the series as a source of food