A new forehead-mounted electronic tattoo may soon offer real-time insights into your mental state. Researchers at the ...

Researchers have developed a mobile, noninvasive, ultrathin, stretchable, battery-operated electronic tattoo that simultaneously measures the heart’s electrical and mechanical activity ...

The e-tattoo works by measuring two key cardiac signals: the electrical activity of the heart via electrocardiography (ECG); and mechanical cardiac rhythm (subtle vibrations caused by heart ...

"Most heart conditions are not very obvious ... Wireless Electro‐Mechanical E‐Tattoo for Measuring Multiple Cardiac Time Intervals, Advanced Electronic Materials (2023).

As a continuation of an earlier chest e-tattoo ... electrical and mechanical, together can provide a much more comprehensive and complete picture of what's happening with the heart," Lu said.

Temporarily adhered to a patient's chest over their heart, the e-tattoo stretches with their skin as they move. This means that it causes them no discomfort, and it can remain in place for days at ...

Piezoelectric sensors can suffer from motion artifacts, which could be reduced by using a adjacent pair of tattoos.. An associated phone app can store the data and provide a real-time display of heart ...