Sleep deficiency is linked to many chronic health problems like heart disease, kidney disease, high blood pressure, diabetes, stroke and depression.

Experts explain the relationship between vitamin deficiency and hair loss, and reveal the vitamins you should get tested now.

While the study didn’t find that vitamin D deficiency causes IBS, there’s good reason to believe increasing vitamin D could improve general bowel health, says study coauthor Bernard Corfe, Ph.D.

Vitamin D deficiency can result for a number of reasons, from not spending enough time outside to having certain health conditions to having a darker skin pigment, according to Yale Medicine.

Doctors at Ascension Via Christi have noticed an increase in toddlers with iron deficiency, which they attribute to toddlers drinking excessive amounts of milk.

Discover the subtle vitamin B12 deficiency symptoms that mimic other conditions and learn why this nutritional shortage often goes undiagnosed for years.

The Public Company Accounting Oversight Board reported that deficiency rates remain high across examination, review and audit engagements.

The VERIFY trial explores rusfertide to manage polycythemia vera without causing iron deficiency symptoms, Dr. Aaron Gerds explained.

Health experts explain magnesium's role in preventing disease, improving sleep, reducing anxiety and supporting bone health, with guidance on dietary sources and supplement options.

Iron deficiency is more common in women than in men, and it often goes undiagnosed. Doctors share the top signs of an iron deficiency and ways you can treat it.

Certain nutrient deficiencies, like vitamin B12, vitamin D, and magnesium deficiency, may contribute to or worsen sciatic nerve pain. Learn more here.