Powder and ready-to-drink protein sales have exploded, reaching over US$32 billion^[1] globally from 2024 to 2025. Increasingly, consumers are using these protein sources daily^[2].

A new study by Consumer Reports, published on Oct. 14, 2025, claims that some such protein products contain dangerously high levels of lead^[3], as well as other heavy metals such as cadmium and arsenic. At high levels, these substances have serious, ...

There are almost 1.1 million licensed physicians^[1] in the United States. That may sound like a lot, but the country has struggled for decades^[2] to train enough physicians to meet its needs^[3] – and, in particular, to provide care in rural and underserved communities^[4].

Foreign-born physicians have long filled that gap, reducing the overall national shortage and signing up to practice in often overlooked regions and...

When it comes to describing what an antioxidant is, it’s all in the name: Antioxidants counter oxidants^[1].

And that’s a good thing. Oxidants can damage the structure and function of the chemicals in your body critical to life – like the proteins^[2] and lipids^[3] within your cells, and your DNA, which stores genetic information^[4]. A special class of oxidants, free radicals, are even more reactive and dangerous^[5].

As...