Diabetes can affect desire, sensation and comfort during sex. Exercise may support your health, but persistent sexual difficulties deserve assessment and treatment, not a harder workout.
Marcus Woods’s original account was published on 12 June 2020. The general health information below his story was updated by URevolution’s editorial team on 5 October 2026. This article provides general information, not an individual treatment plan.
The diabetes story that opened my eyes
One of my clients was Dawn (not her real name). Dawn was a woman in her late 50s who had diabetes. She came to me in January and told me she wanted to lose weight and regain her self-confidence.
Apparently, it was a New Year resolution over a glass of Prosecco. Her marriage was on the brink of divorce, and she was unhappy. Very unhappy. I learned all of this during our first training session. Plenty of my clients, male and female, had the same reasons for training with me: lose weight and regain confidence. I understood that. No big deal.
After we ended the cardio and strength session, she sat next to me on a bench to catch her breath before we finished with a cool down and stretches. I was impressed. She had pushed herself way harder than I thought she could and made it through my first workout session without complaining. Showed some grit.
We sat there, talking in low voices. I gave Dawn feedback on the workout, discussing what we would do in the next few sessions. She went through her training goals with me.
Thinking we had finished, I started to stand up. It was at that moment she said, in a quiet voice, looking at her feet: “I just want to have sex again!”
My jaw dropped to the floor. I couldn’t believe Dawn had just said that. I wasn’t even sure she wanted me to hear it. This woman, who I didn’t know, made this sexual confession next to me like I was a priest. After a moment of awkward silence, all I could say was “Thank you for sharing.”
That evening my initial shock evolved into understanding as I began researching the effects of diabetes on sexual stamina.
How can diabetes affect sexual stamina?
“Sexual stamina” can mean getting tired, losing an erection, struggling with arousal or worrying that your body will let you down. Those experiences call for different kinds of help. Being able to keep going for longer is also a poor measure of whether sex feels good.
According to the National Institute of Diabetes and Digestive and Kidney Diseases, diabetes-related nerve and blood-vessel damage can affect sexual function. Possible difficulties include:
- Trouble getting or keeping an erection.
- Reduced genital sensation or changes in arousal and orgasm.
- Vaginal dryness or painful sex.
- Low desire, with fatigue or emotional distress contributing.
- Yeast or urinary tract infections that make intimacy uncomfortable.
Diabetes can also cause retrograde ejaculation, when semen travels into the bladder rather than out through the penis. Mention changes in ejaculation to a clinician, particularly if fertility is a concern.
These symptoms do not establish that diabetes is the cause. Menopause, medicines and other health conditions may be involved. You deserve an assessment that takes the actual problem seriously.
What exercises can help with sexual stamina?
What fitness can reasonably offer
Regular movement can support diabetes management and cardiovascular health. It cannot promise a particular sexual outcome. The earlier version of this article called fitness a “natural remedy”; that wording overstated what exercise can do.
The NIDDK’s physical-activity guidance supports choosing activities around your abilities, interests and treatment plan. Ask your diabetes team about a suitable starting point if you are changing your activity, particularly if you have complications or medicines that can cause low blood sugar.
Cardiovascular activity
Walking, cycling, swimming or adapted seated activity may be options. Pick something you can do comfortably and build gradually. There is no requirement to run, and there is no diabetes-specific workout that guarantees better sex.
Strength training
Resistance bands, weights or suitable bodyweight movements can be ways to build strength. Exercise selection should reflect your mobility and any restrictions. The point is a workable routine, not proving you can finish somebody else’s workout.
Flexibility and balance
Gentle stretching and adapted balance work may help everyday movement. Claims that Pilates or yoga will directly improve sexual stamina go beyond the evidence presented here.
You do not have to meet a fitness target before asking for help with sex. A trainer can support an exercise routine; diagnosing sexual difficulties belongs with an appropriate healthcare professional.
Blood sugar, hypos and diabetes technology
Sex can change blood glucose. Diabetes UK explains that levels may fall during sex, particularly for people using insulin or medicines that can cause hypoglycaemia. Nervousness and adrenaline can sometimes raise them. Alcohol can increase the risk of a hypo.
If you are at risk of hypos, discuss checking your glucose around sex and keeping your usual hypo treatment within reach. If symptoms occur, stop and follow your agreed treatment plan. Repeated episodes are a reason to review that plan with your diabetes team.
A continuous glucose monitor alarm or an insulin pump can also interrupt an intimate moment. Discuss what you might need with your partner. Ask your team for device-specific advice before changing insulin delivery or disconnecting a pump.
Needing a pause does not make you an inconvenient partner. You can want intimacy and still need to deal with an alarm, have a snack or call it a night.
Can foods improve sexual stamina with diabetes?
The previous version suggested leafy greens, chocolate and chilli peppers could boost sexual stamina. It did not establish those claims. They should not be presented as treatments for sexual difficulties.
A meal plan tailored to your diabetes can support your overall health. The useful questions concern what fits your medicines, activity, preferences and budget. A registered dietitian or diabetes educator can help with that.
No special dinner should come with an expectation that your body will perform differently afterwards. Food is already complicated enough without turning dessert into a test of your sex life.
What about vitamins and supplements?
Vitamin E, zinc and omega-3 supplements should not be recommended here as established treatments for diabetes-related sexual difficulties. A diagnosed nutritional deficiency is a separate issue to discuss with a clinician.
The National Center for Complementary and Integrative Health says complementary approaches have not been shown to be both safe and effective for sexual enhancement or erectile dysfunction. Some products sold for sexual enhancement contain undeclared drug ingredients that can interact dangerously with medicines.
Bring a supplement’s packaging or ingredient list to a pharmacist or clinician before taking it. A “natural” label does not establish safety.
Can treatment help with sexual difficulties?
Diabetes care and sexual health
Managing blood glucose, blood pressure and cholesterol can help reduce the risk of complications affecting sexual function. It does not guarantee existing difficulties will disappear. Ask for help with the symptom itself as well as reviewing your diabetes care.
Treating the specific problem
For erection difficulties, options can include prescribed medicines, counselling or devices, depending on the cause and your circumstances. NIDDK’s treatment guide explains those choices. Exercise is not a prerequisite for receiving treatment.
Dryness, painful sex, altered sensation and low desire also deserve attention. Lubricants may help with dryness, but continuing pain or recurrent infections need assessment. Do not assume every sexual problem calls for the same prescription.
Medicines and interactions
Tell your clinician or pharmacist about all your medicines and supplements. Do not stop prescribed treatment on your own. Sildenafil can interact with nitrates used for chest pain; combining them can cause a dangerous fall in blood pressure. A medicine that suited somebody else may be unsuitable for you.
You can start an appointment with one sentence: “My diabetes may be affecting my sex life, and I’d like help working out what’s going on.” Say whether the difficulty concerns pain, erections, sensation, desire or low blood sugar. You do not have to arrive knowing the cause.
Talking with a partner about diabetes and sex
Dawn’s conversation happened beside a gym bench. Many people never find an easy opening at all. There is no perfect phrase that makes talking about sex entirely comfortable, but you can make the conversation specific.
Starting the conversation
Choose a moment when neither of you is expecting sex. These are possible openings, not quotations from the original account:
- “I want to be close to you, but I’m worried about having a hypo.”
- “That feels uncomfortable. Can we try something else?”
- “If I need a break, I’d like us to be able to pause without making it a big thing.”
Agree that either person can stop. Talk about what feels good and what you would prefer to leave out. Penetration does not have to be the goal, and nobody owes a partner a certain duration or kind of sex.
For more on finding an opening, read our article about handling uncomfortable conversations in relationships. Macey Bee’s account of dating someone with type 1 diabetes offers a separate personal perspective on relationships and the condition.
A wish to enjoy sex belongs in a conversation about quality of life. It deserves more than an awkward silence, a supplement recommendation or an instruction to get fitter.
