How to Know If You Have ED: Signs and Symptoms

Sexual Health Team

Written by Sexual Health Team

Updated February 24, 2026

Erectile dysfunction, often called  ED or impotence, affects many men at some point. It can feel confusing or frustrating when erections change without warning. Clear facts help remove doubt and guide the next step.

A man may have ED if he often struggles to get or keep an erection firm enough for sex. When this problem happens often, not just once in a while, it may point to an ongoing  sexual health issue  rather than a bad night.

Understanding the key signs, related sexual symptoms, and when to seek medical help can make the situation easier to manage. With the right information, he can decide when to monitor the problem and when to talk to a doctor about treatment.

Two hands holding cucumbers, one firm and one bent, symbolizing the signs and symptoms of erectile dysfunction in Filipino men.

Key Signs and Symptoms of ED

Erectile dysfunction symptoms often show up in clear and repeat ways. They affect erection strength, staying power, sexual desire, and natural erections during sleep or early morning.

Difficulty Getting an Erection

One of the main ED symptoms is difficulty getting an erection when he wants to have sex. He may feel sexual desire but cannot achieve enough firmness for penetration.

Trouble getting an erection can happen once in a while. That alone does not mean he has erectile dysfunction. Doctors look for a pattern that happens often and causes stress or problems in his sex life. The  most common erectile dysfunction symptoms  include ongoing trouble getting or keeping an erection.

Physical causes often involve poor blood flow to the penis. Conditions such as heart disease, high blood pressure, diabetes, and smoking can limit blood flow and lead to erection problems.

Mental health also plays a role. Stress, anxiety, and depression can interrupt the brain signals that start an erection, even if his body is healthy.

Trouble Maintaining an Erection

Some men can get an erection but cannot keep it firm long enough for satisfying sex. This is called difficulty maintaining an erection.

He may lose firmness during intercourse or soon after penetration. If this happens often, it points to erectile dysfunction rather than a temporary issue.

Doctors define ED as ongoing problems with getting or keeping an erection firm enough for sex. The  Mayo Clinic lists trouble getting or keeping an erection  as a key symptom.

Common causes include:

  • Reduced blood flow to the penis
  • Nerve damage
  • Side effects from certain medicines
  • Heavy alcohol use

Relationship stress can also make the problem worse. When he starts to worry about performance, that anxiety can make it harder to stay erect.

Reduced Sexual Desire and Low Libido

Some men with ED also notice  low libido. They think about sex less often and feel less interest in sexual activity.

Reduced sexual desire can come from emotional stress or relationship problems. It can also link to hormone changes. Low  testosterone levels, sometimes called low testosterone, may lower sex drive and contribute to sexual dysfunction.

Low libido alone does not always mean he has erectile dysfunction. However, when low sexual desire happens along with erection problems, doctors consider both issues together.

Depression and chronic illness can lower energy and interest in sex. Certain medicines, including some antidepressants and blood pressure drugs, may also reduce libido.

Decreased Frequency of Morning Erections

Healthy men often have morning wood, also known as  morning erections  or nocturnal erections. These usually happen during sleep without sexual thoughts.

If he rarely wakes up with an erection, it may signal a physical cause of ED. Nighttime erections depend on proper nerve function and steady blood flow to the penis.

Doctors sometimes ask about morning erections to help tell the difference between physical and psychological causes. If nocturnal erections still occur but erections during sex do not, stress or anxiety may play a larger role.

If both morning erections and sex-related erections decrease over time, a physical issue such as poor blood flow or low testosterone becomes more likely.

Associated Sexual Symptoms and When to Seek Help

Erectile dysfunction often appears with other sexual problems that affect arousal, orgasm, or comfort. These symptoms can point to psychological stress, physical disease, or both.

Premature Ejaculation and Delayed Ejaculation

Some men with ED also report  premature ejaculation, which means they climax sooner than they or their partner expect. Others struggle with delayed ejaculation, where orgasm takes a long time or does not happen at all.

Both issues fall under sexual dysfunction. They may share risk factors for ED, such as diabetes, nerve damage, low testosterone, or certain medications.

Performance anxiety can make erections weaker and speed up ejaculation. In contrast, nerve problems or medication side effects may delay orgasm.

If these problems happen often, last several months, or cause stress in a relationship, he should seek medical care. A clinician can check for underlying health conditions and review medications.

Painful Erections and Peyronie’s Disease

Painful erections are not normal and should not be ignored. Pain may result from injury, infection, or scar tissue inside the penis.

One known cause is Peyronie’s disease. This condition forms scar tissue that can bend or curve the penis during erection. Pain may appear early, even before the curve becomes clear.

Pain can reduce sexual desire and make erections harder to maintain. It can also increase anxiety, which adds to ED symptoms.

He should seek care if he notices:

  • Ongoing pain during erections
  • A new bend or change in shape
  • Trouble with penetration

Early treatment may prevent worsening curvature or long-term problems.

Anorgasmia and Other Signs of Sexual Dysfunction

Anorgasmia means he cannot reach orgasm, even with enough stimulation. It may occur with or without a firm erection.

This problem can link to depression, hormone imbalance, nerve damage, or medication use. It may also connect to long-term ED.

Doctors sometimes ask about nocturnal penile tumescence, or normal nighttime erections. If these erections still occur, the cause may be more psychological, such as stress or  performance anxiety.

Sexual Health Team
Sexual Health Team

The &you Sexual Health Team provides private, science-backed care for issues like ED and low libido. With licensed doctors and pharmacists guiding every step, we offer trusted treatments, holistic support, and a judgment-free path toward confidence and sexual well-being.

This content is provided for educational purposes only and is not intended as medical advice. It should not replace professional medical consultation, diagnosis, or treatment. Please consult a qualified healthcare provider to discuss the risks and benefits of any treatment option.