Check out my sponsor Midi Health to book a virtual visit with a clinician who can prescribe you weight-loss medication. They ...

Sleep loss doesn’t just make you tired — it may biologically accelerate heart disease. Here’s the hidden brain-to-heart ...

Vitamin D3 (cholecalciferol) is produced in your body when your skin is exposed to sunlight, but it's also found in animal-based food sources and in supplement form. Overall, vitamin D—a term used ...

Nancy Rodriguez, PhD, RDN, FACSM, a professor of nutritional sciences at the University of Connecticut, says that back in her day, no one was talking about vitamin D supplements. “In the ‘60s and ‘70s ...

Sardines are among the best sources of vitamin D, but other options also contain good amounts of the nutrient, either ...

In a large, randomized trial, researchers at Mass General Brigham have found that high-dose vitamin D3 did not reduce COVID-19 infection severity, but may impact long COVID outcomes. Results of the ...

Femi Aremu, PharmD, is a Drug Information Pharmacist for Red Ventures and practiced in a COVID-19 clinic for the University of Chicago Medicine. Vitamin D3 helps your body absorb calcium, which is ...

More than 350,000 units of iron-containing dietary supplements are being recalled for lacking child-resistant packaging, ...

As far as nutrients go, vitamin D is one of the most widely useful—but oft-overlooked—things we put in our bodies. For instance, “there are more than 200 known functions of vitamin D in the body,” ...

Vitamin D is a vitamin that is not naturally found in many foods. For this reason, deficiency is common and can be detrimental to your bones, immune system, and more. Knowing the most common vitamin D ...

In a surprising medical revelation this year, researchers have confirmed what many women over 40 suspected for years: ...