Briefly, transthyretin (TTR, also known as prealbumin) is a “transporter” protein manufactured by the liver. TTR carries ...

Thyroxine (T4) is the principal hormone secreted by the thyroid gland. All the T4 in the circulation is derived from thyroidal secretion. In contrast, only about 20% of circulating ...

Yvonne Huckleberry, RD, PharmD, is Clinical Assistant Professor, Department of Pharmacotherapy, College of Pharmacy, Washington State University, 257 Wegner Hall, P.O ...

Getty Images Increased levels can cause harm, but clinicians can help their patients focus on nourishing their body rather than fearing nutrients by staying current on guidelines and updates on ...