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Apple

Apple designs and sells consumer electronics and personal computers, and also operates retail stores. It is one of the world’s biggest companies and the second-largest mobile phone-maker after Samsung.

Photo: Robert Galbraith/Reuters

Apple to test if its smartwatch can detect heart problems

By Christina Farr

Apple is working with partners to test whether its smartwatch can be used to detect common heart conditions, an effort that would make its device a “must have” for millions of people worldwide.