Wearable devices[1] have become a big part of modern health care, helping track a patient’s heart rate, stress levels and brain activity. These devices rely on electrodes[2], sensors that touch the skin to pick up electrical signals from the body.
Creating these electrodes isn’t as easy as it might seem. Human skin is complex[3]. Its...
In the early days of the second Trump administration, a directive to pause all public communication[1] from the Department of Health and Human Services created uncertainty and anxiety among biomedical researchers in the U.S. This directive halted key operations[2] of numerous federal agencies like the National Institutes of Health, including...
Water that comes straight from natural sources, dubbed “raw water,” is gaining popularity[1]. Raw water advocates reject public water supplies, including tap water, because they don’t enjoy the taste or believe it’s unsafe and depleted of vital minerals.
On the surface, raw water might seem alluring – the natural surroundings may look...