Want to live longer? Lift weights:

Want to live longer? Lift weights: People with weaker muscles are 50 percent more likely to die early, study suggests.

• As the American population ages, rates of disability climb 
• Disability and a loss of independence detract from both quality and length of life 
• A new study found that nearly half of Americans have poor grip strength
• Poor grip strength is a trusted measure of overall strength as well as longevity 
• The University of Michigan researchers found that weak muscles – regardless of muscle mass – were linked to a 50 percent higher risk of early death 

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