Want Stronger Erections for Years to Come? Your Blood May Hold the Answer

Key Wellness / Self-Care / Productivity Takeaways

Consider ED as an early vascular warning sign

• Erectile dysfunction (ED) may reflect blood vessel damage.
• This damage can appear 2–5 years before other cardiovascular symptoms (e.g., chest pain or other heart-related issues).

Ask your doctor for specific blood tests (not usually standard)

• Request apolipoprotein testing—especially if you have ED and haven’t had a full cardiovascular workup.
• Commonly discussed tests include:
  • Apolipoprotein A1 (apoA1)
  • Apolipoprotein B (apoB)
• The apoA1/apoB ratio was also discussed as an important indicator.
• Note: these are not part of a standard lipid panel.

Use objective measurement to differentiate causes of ED

• The research used nocturnal penile tumescence/rigidity monitoring (NPTR) to assess whether normal erections occur during sleep.
• Interpretation:
  • Regular nighttime erections suggest more biological/vascular/hormonal pathways.
  • No nighttime erections can help distinguish biological vs psychological contributors (e.g., brain/stress/anxiety).

Interpret common lab-related markers

• Lower apoA1 → higher ED risk (reported around 3.5× in the study).
• Higher HDL → lower ED risk (reported about 33% lower when HDL is above normal).
• Higher apoB → higher ED risk (associated with greater arterial/cardiovascular risk).
• Lower apoA1/apoB ratio (< 1.26) → significantly higher ED risk.
• A higher apoA1/apoB ratio → linked with lower risk.

Lifestyle changes to improve vascular health (and support erectile function)

• Exercise regularly
  • Target: at least 150 minutes/week of moderate-intensity aerobic activity.
  • Rationale: supports blood vessel function and can improve HDL over time.
• Adopt a Mediterranean-style diet
  • Focus on high fiber, healthy fats, vegetables, and lean protein.
  • Intended effects: raise HDL, lower LDL, and support cardiovascular (and sexual) health.
• Stop smoking
  • Framed as one of the most direct ways to damage blood vessels and worsen ED.
• Manage key health metrics
  • Keep control of blood sugar, blood pressure, and healthy body weight.
  • These factors were described as influencing apolipoproteins and blood vessel function.

Know the limits of the research

• The study had a relatively small sample size (reported: 224 in one cohort analysis).
• Participants were drawn from specific regions, which may limit how broadly results apply.
• ED is multifactorial (including hormonal and neurologic contributors), and this research focused on a specific slice.

Action-oriented “next steps”

• If you have ED or risk factors:
  • Get blood work done
  • Have a direct conversation with your doctor
  • Treat cardiovascular health as important not only for preventing heart attacks/strokes, but also for maintaining erectile function long-term.

Presenter(s) / Source(s)

Presenter

• Dr. Rena Malik — urologist and pelvic surgeon (video presenter)

Research sources mentioned

• UK Biobank
• FinnGen