Erectile Dysfunction Treatments ing to sudden onset Erectile Dysfunction. Men may have normal nighttime erections but face difficulties during intercourse. SIGNS OF ERECTILE DYSFUNCTION Signs of erectile dysfunction (ED) can vary, but the primary symptom is the consistent inability to achieve or maintain an erection firm enough for sexual activity. Other indications may include a reduced interest in sex, difficulty sustaining an erection during intercourse, or a lack of spontaneous erections, such as those occurring during sleep. These symptoms can occur occasionally, but if they persist over time, they may signal an underlying health issue.
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