They differ from normal running shoes by adding in additional traction and support and many also offer water-resistance.
跟普通的跑鞋不同的是，这种鞋加大了磨擦力和支撑力，还有许多是用水来增力缓冲力。
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Multidrug resistance (MDR) proteins are best known for helping cancer cells expel anticancer drugs - hence their name - but they also ferry compounds in and out of normal cells.
Selenium is an essential antioxidant mineral that performs many functions in the body including preservation of normal liver function and maintaining resistance to disease.