For men in their 70s, standard health markers like blood pressure and cholesterol only tell part of the story. Landmark research from Sweden indicates that we should be looking at a different "dashboard" light: DHEA-S. This hormone acts as a precursor for many vital functions, and its levels in the blood appear to be a significant predictor of how well the body can resist age-related decline and heart disease.

What the Science Says: The Mortality Connection

Two major studies have highlighted why this often-neglected hormone matters for longevity:

• Predicting Lifespan: A study published in the Journal of Clinical Endocrinology & Metabolism followed elderly Swedish men and found that those with the lowest levels of DHEA-S had a significantly higher risk of all-cause mortality. Essentially, DHEA-S served as a "longevity gauge."
• Heart Protection: Research from the Journal of the American College of Cardiology focused on heart health. It revealed that higher DHEA levels were associated with a lower 5-year risk of coronary heart disease events.
• The 80% Drop: DHEA production naturally peaks in our 20s. By the time we reach age 70, most of us have lost about 80% of our peak levels. The research suggests that the rate of this decline may be a key factor in cardiovascular resilience.

Watch: DHEA, The Often Neglected Hormone

Dr. Grant Pagdin explains that DHEA is a "neurohormone" that supports mood, memory, and concentration [00:00:39]. While it declines naturally with age—dropping by 60% by age 55—supplementing can help counter some effects of aging, though getting the dosage right is critical for avoiding irritability or side effects [00:01:32].

Practical Takeaways

Monitoring your "longevity gauge" is a high-leverage move that can be done with simple, targeted steps:

• The Right Test: When getting blood work, ask specifically for DHEA-S (Dehydroepiandrosterone Sulfate). It is more stable and provides a more accurate "baseline" than testing plain DHEA.
• Dosage Awareness: As noted in clinical discussions, men often require different dosages than women. Typical starting points for men are often higher, but should always be monitored to avoid mood swings or skin issues [00:02:01].
• The Foundation: Remember that stress is a DHEA-killer. Protecting your sleep and managing stress helps your adrenal glands preserve what DHEA you still produce naturally.

References

• Ohlsson C, et al. (2010). Low serum levels of DHEA-S predict all-cause and cardiovascular mortality in elderly Swedish men. J Clin Endocrinol Metab. View Study
• Tivesten A, et al. (2014). DHEA and its sulfate predict the 5-year risk of coronary heart disease events in elderly men. J Am Coll Cardiol. View Study