Please provide your email address to receive an email when new articles are posted on . Different definitions of iron deficiency provide discordant results for prevalence and prognosis of chronic HF, ...

A cohort study of patients with pulmonary hypertension (PH) has questioned the guideline definition of iron deficiency and the criteria used to identify and potentially treat it, with implications ...

Primary immunodeficiency disorders (PIDs) are a heterogeneous group of disorders characterized, as the name suggests, by deficiencies (abnormal, poor or absent function) in the immune system. As ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Ebony Howard is a certified public accountant and a QuickBooks ProAdvisor tax expert. She ...

There's overall agreement that iron deficiency is prevalent and portends a worse prognosis in patients with heart failure (HF), regardless of ejection fraction or anemia. What remains unclear, however ...

Nutritional deficiency is an independent risk factor for mortality. Despite its clinical relevance, the prevalence in a primary care setting is poorly documented. We performed a systematic review of ...

Iron deficiency anemia is a prevalent condition among older adults due to factors such as dietary deficiencies, blood loss, and the use of certain medications, all of which can hinder the body’s ...

Functional cobalamin (Cbl; vitamin B12) deficiency (that is, high levels of the Cbl-dependent metabolites, methylmalonic acid (MMA) and homocysteine (HCys), despite normal serum Cbl values) is common ...

Symptoms of vitamin B12, or folate, deficiency can include fatigue, lethargy, low mood, shortness of breath, and nerve problems. Treatment often involves dietary changes or vitamin B12 supplements.

Indicators of a vitamin C deficiency may include fatigue, easy bruising, and bumpy skin. You may be more likely to have this deficiency if you have certain medical conditions, including anorexia.