Walls, for his part, remains optimistic about mHealth's potential for treating diabetes, hypertension and other chronic conditions, which absorb a staggering 75 per cent of the United States' annual healthcare expenditures. "It's about having people look for answers rather than create impediments," he says. "All the stakeholders are looking to enabling a positive outcome."
If nothing else, Walls says, people are using their smartphones as health research tools. "They are seeking more information to become even healthier."
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