What Is Cortisol? Cortisol is a steroid hormone produced by the adrenal glands, which are located on top of each kidney. It plays a crucial role in various physiological functions, including regulating metabolism, blood sugar levels, immune response, and the…
What Is Hypoxemia? Hypoxemia is a medical condition characterized by low levels of oxygen in the blood. It occurs when there is an insufficient amount of oxygen reaching the bloodstream or when the oxygen-carrying capacity of the blood is reduced.…
What Is Panic Attack? A panic attack is a sudden and intense episode of overwhelming anxiety and fear that manifests both emotionally and physically. These attacks can be debilitating, often striking without warning and peaking within minutes. Common symptoms include…
What Is Anxiety? Anxiety is a multifaceted and pervasive mental health condition characterized by excessive worry, fear, and nervousness. It goes beyond the typical feelings of stress or apprehension and can significantly impact a person’s daily life. Individuals with anxiety…
What Is Stress? Stress is a physiological and psychological response to challenging situations, commonly referred to as stressors, which can be real or perceived threats to one’s well-being. The body’s stress response, known as the “fight or flight” mechanism, involves…
What Is Fever? Fever is a physiological response of the body characterized by an elevated core temperature, usually in response to an infection, illness, or other underlying medical condition. It is a common symptom and a key component of the…
What Is Cyanosis? Cyanosis is a medical condition characterized by the bluish discoloration of the skin, mucous membranes, and nail beds, resulting from an increased concentration of deoxygenated hemoglobin in the blood. This bluish tint is particularly noticeable in areas…
What Is Anemia? Anemia is a medical condition characterized by a deficiency of red blood cells or hemoglobin in the blood, resulting in reduced oxygen-carrying capacity. This can lead to symptoms such as fatigue, weakness, pale skin, shortness of breath,…
What Is Hyperventilation? Hyperventilation is a physiological condition characterized by abnormally rapid and deep breathing, leading to a decrease in the carbon dioxide (CO2) levels in the blood. The balance between oxygen and carbon dioxide is crucial for maintaining proper…
What Is Hypoxia? Hypoxia is a medical condition characterized by insufficient oxygen supply to body tissues, leading to cellular and organ dysfunction. This can result from reduced oxygen in the environment, impaired oxygen delivery to tissues, or an inability of…