People who spend too much time looking down at smartphones or sitting at a computer keyboard are risking poor health. They can stay healthier by taking activity breaks every 30 to 60 minutes throughout the day. One type of break should include a quick burst of activity for two or three minutes. Another type of break should be a brief exercise routine. The routine can include one minute of standing heel raises, then one minute of squats, and one minute of pulling the shoulders back and squeezing the shoulder blades together.
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