Many men wake up to notice that their penis is erect in the morning. This common phenomenon often raises questions. Why does it happen? Is it a sign of sexual arousal? Should you be concerned if it changes over time?
Morning erections, also known as nocturnal penile tumescence, are a normal and healthy part of male physiology. They indicate that the body’s blood flow, nerves, and hormones are working correctly. This article explains the science behind morning erections, the factors that influence them, and when to seek medical advice.
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