Portal:Cardiovascular system/Selected article

These are selected articles related to Cardiovascular system which appear on Portal:Cardiovascular system.

The hypothalamic-pituitary-adrenal axis is a network that controls our body's stress responses, and regulates the immune system, energy use, the digestive system, and many other processes. The HPA axis is being investigated as a possible cause for M.E.(more ...)

Postural orthostatic tachycardia syndrome (POTS) refers to a group of conditions that cause tachycardia (a very rapid increase in heartbeat), a lightheaded feeling and fainting when a person changes their posture from lying down to standing upright. (more...)

A drawing of a healthy heart.

Small heart syndrome causes weakness or fatigue even after ordinary exertion, heart palpitation, dyspnea, and fainting. Miwa and Fujita have shown that it is significantly more common in people with Myalgic Encephalomyelitis/Chronic Fatigue Syndrome. (more...)