A tiny startup just won a crucial deal with $175 billion drug giant Pfizer, and it shows how apps are becoming the next frontier as Big Pharma pushes beyond pills

· Pfizer just cut a deal with digital health startup SidekickHealth, which uses a mobile app to help patients eat better, sleep better, and stick to their medications.
· The deal is worth more than $8 million, a person close to the transaction said.
· Sidekick's app is designed to help people manage their chronic conditions...