“Our sweat, despite a portrayal of hard work, which emits a sometimes-potent smell, offers a plethora of information of what’s happening inside our body. However, collecting this sweat in a clean fashion is time-consuming and nonetheless messy. Now, researchers have created a bandage-like biosensor that collects sweat and analyzes it via a smartphone, according to a report in ACS’ journal Analytical Chemistry. The researchers hope this device can someday help diagnose diseases…”