In the last decade，research （32）___ （show） that resistance exercise can help numerous disease states，including depression．You can improve your overall health just by watching your weight and taking walks in the neighborhood．But （33）___ you want to improve your fitness-look better，maximize health，have more energy，prevent injuries-you need to do more．
In recent years，emphasis has shifted to a type of resistance training （34）___ builds muscles used in day-to-day tasks，helping avoid injury or re-injury．（35）___ （call） functional strength training，it helps with tasks such as lifting infants in and out of car seats or lifting garage doors．Another goal is （36）___ （reduce） the risk factors in patients with long-term diseases such as heart disease and diabetes．
"Part of my job is trying to convince that 85-year-old woman that she really （37）___ start weight lifting．（38）___ who need persuading are women recently treated for breast cancer．"says Dr．Dennis Kerrigan，at Henry Ford Health System's Center for Athletic Medicine．
"Friends and family tell them，‘Take it easy，'but chemotherapy （化疗） can reduce muscle mass，leaving body fat that is linked to cancer returning，"he says．"My suggestion？Strength training．It's taken a long time for women to realize （39）___ important strength training is，but once they try it，they （40）___ （hook）．"
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