
Medical Director & Consultant Urologist
MBBS (Singapore), MRCS (Edin) FRCS-Urol (Glas), FAMS (Urol)

Many couples expect conception to happen quickly, so it can be frustrating when pregnancy does not occur as planned. In many cases, taking several months to conceive is entirely normal, particularly when timing, age and overall health are considered. However, when pregnancy continues to be delayed despite regular unprotected intercourse, it may indicate an underlying fertility issue that warrants further assessment.
Male factors contribute to a significant proportion of fertility problems, yet men delay seeking assessment because they assume conception simply needs more time or believe fertility problems primarily affect women. Knowing when a fertility delay becomes more than a matter of needing to try for longer can help couples avoid unnecessary uncertainty and identify conditions that may be affecting conception. A consultation with a male infertility specialist allows potential medical, hormonal and anatomical causes to be evaluated. Early assessment may identify treatable causes, guide appropriate treatment and provide greater clarity for couples planning pregnancy.
Not every delay in conception indicates infertility. The time taken to achieve pregnancy varies between couples, and several factors influence how quickly conception occurs. Understanding what is considered normal helps determine when specialist assessment may be appropriate.
Although many couples simply require more time to conceive, certain situations warrant earlier fertility assessment rather than continuing to wait. Known medical conditions, previous reproductive problems or persistent fertility delays may indicate an underlying issue that benefits from specialist evaluation.
Although fertility concerns are commonly associated with women, male reproductive health should be evaluated whenever clinical factors suggest that conception may be affected. Early assessment can identify conditions that are difficult to recognise without specialist evaluation.

When a fertility delay warrants further investigation, a male fertility specialist performs a comprehensive assessment to determine whether an underlying condition may be affecting conception. Rather than relying on a semen analysis alone, the evaluation considers medical history, physical findings and targeted investigations to identify factors that may influence fertility and guide appropriate treatment.
Difficulty conceiving can be stressful, particularly when there is no clear explanation for the delay. While not every couple requires fertility treatment, timely assessment can identify potential causes and help determine the most appropriate next steps.
At Urology Practice, we provide comprehensive assessment for male fertility concerns, combining clinical evaluation with appropriate investigations to identify potential causes and recommend evidence-based treatment where indicated.
Dr Jonathan Teo is a consultant urologist with a clinical interest in men's health and male subfertility. He provides comprehensive fertility assessment, explains investigation findings clearly and works with patients to develop an appropriate management plan. If you have concerns about male fertility or have experienced difficulty conceiving, arrange a consultation to discuss your options.
Certain medications, including some testosterone therapies, anabolic steroids and selected long-term medications, may affect sperm production or fertility. If you are planning a pregnancy, discuss any regular medications with your doctor before making changes.
Moderate exercise supports overall health, but prolonged cycling or intensive training may affect fertility in some men by increasing scrotal temperature or contributing to hormonal changes. A specialist can assess whether these factors are clinically relevant.
Yes. Fertility can change over time due to ageing, medical conditions, hormonal changes, medications or lifestyle factors. Previous successful conception does not exclude the possibility of developing male fertility problems later.

Qualifications & Credentials:
Dr Jonathan Teo is a fellowship-trained consultant urologist in Singapore with extensive expertise in men's health, urological cancers, and minimally invasive treatments. He was formerly the Director of Andrology at Singapore General Hospital and an elected EXCO member of the Society of Men's Health Singapore. Dr Teo specialises in erectile dysfunction, male subfertility, and advanced treatments for benign prostatic hyperplasia (BPH).
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