Circulatory System

Blue Baby Syndrome: Causes, Signs, and Prevention

Blue baby syndrome, also referred to as infant methemoglobinemia (when caused by nitrate exposure), is a rare condition characterized by a bluish or purplish...

Orthostatic Hypotension: What You Need to Know

Postural hypotension or orthostatic hypotension (OH) is a condition in which patients feel dizzy (or faint) when standing up from a sitting or supine...

Valsalva Maneuver: Medical Applications and Safety Tips

The Valsalva maneuver is a breathing technique in which a person forcefully exhales while keeping the mouth, nostrils, and glottis closed. This action raises...

Embolic Stroke: Causes, Symptoms, and Treatment

An Embolic Stroke occurs when a clot, such as a blood clot or another particle like plaque, obstructs an artery in the brain, disrupting...

Sideroblastic Anemia: Causes, Symptoms, and Treatment

Sideroblastic Anemia (SA) is a blood disease characterized by defective iron incorporation into heme during erythropoiesis, leading to iron accumulation in the mitochondria of...