elevated cortisol

What Is Cortisol and What Does It Have to Do with Stress?

Cortisol is often referred to as the “stress hormone,” because it becomes more abundant when we are faced with a stressful situation. It affects the heart rate, breathing patterns, and other aspects of the body’s “fight or flight” response. But just what is cortisol? And what does it do? Probably … Read More

True Cushing’s Disease Is Rare, But Damaging

Cushing’s disease is caused by excess cortisol in the blood. It’s rare: According to the National Institutes of Health, only 40 to 70 people out of 1 million have Cushing’s disease. Most are women between the ages of 30 and 50, but men and even children also … Read More

What Causes Erectile Dysfunction?

When a man is aroused, the brain sends a signal to the nerves in the penis, which then stimulate the arteries in the penis to open up, filling with blood. Simultaneously, the veins close up and the blood in the arteries becomes trapped, causing enlargement and hardening of the penis. … Read More

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