La relación entre la terapia hormonal (TH) y la demencia ha sido ampliamente investigada a lo largo de los años, planteando cuestionamientos y nuevas hipótesis con cada estudio publicado. Estudios iniciales sugirieron que la reposición de estrógeno podría reducir o retardar el riesgo de la enfermedad de Alzheimer (EA), especialmente si se iniciaba de forma temprana. Sin embargo, el escenario ha cambiado a medida que nuevos datos han surgido, volviendo el tema más complejo y multifacético.La relación entre la terapia hormonal (TH) y la demencia ha sido ampliamente investigada a lo largo de los años, generando interrogantes y nuevas hipótesis con cada estudio publicado. Estudios iniciales sugirieron que la reposición de estrógeno podría reducir o retrasar el riesgo de la enfermedad de Alzheimer (EA), especialmente si se inicia de manera temprana. Sin embargo, el panorama cambió a medida que nuevos datos emergieron, volviendo el tema más complejo y multifacético.

El Concepto de Ventana Limitada de Tiempo

Investigaciones como el Estudio del Condado de Cache indicaron que el uso de TH durante al menos 10 años estaba asociado a un riesgo reducido de EA. Este hallazgo dio origen al concepto de “ventana limitada de tiempo”, que sugiere que el inicio temprano de la terapia puede ser beneficioso.

Por otro lado, el sub-estudio Women’s Health Initiative Memory Study (WHIMS), realizado en 2003, presentó resultados contrarios. En una muestra de más de 4,000 mujeres de 65 años o más, se identificó un riesgo aumentado de demencia en usuarias de TH en comparación con el placebo.

Factores de Edad y Duración del Uso

Un análisis detallado del WHIMS reveló que muchas participantes ya estaban bien más allá de la menopausia al iniciar el tratamiento. Esto planteó la hipótesis de que la TH administrada durante la transición menopáusica podría presentar un riesgo menor o incluso efectos protectores.

Estudios más recientes mostraron resultados conflictivos:

La terapia con estrógeno aislado no aumentó el riesgo de demencia.
La combinación de estrógeno y progestina se asoció a un pequeño aumento en el riesgo.
El uso exclusivo de estradiol vaginal no influyó en el riesgo de EA.

Un estudio retrospectivo finlandés reforzó la complejidad, demostrando que la vía de administración (oral o transdérmica) y la combinación hormonal pueden desempeñar papeles distintos en el riesgo de demencia.

Directrices Actuales para Terapia Hormonal

De acuerdo con el posicionamiento de la North American Menopause Society (2022), la TH debe ser individualizada, considerando dosis, formulación, vía de administración y duración del tratamiento. Las directrices recomiendan:

Iniciar la TH preferentemente antes de los 60 años o dentro de 10 años del inicio de la menopausia.
Evaluar la relación riesgo-beneficio en mujeres de ≥ 60 años debido al aumento de riesgos absolutos, como enfermedades cardiovasculares y demencia.

Terapia Hormonal de Corta Duración y Inicio Temprano

Un estudio con más de 60,000 mujeres indicó que el riesgo de demencia aumentaba con la duración del uso de TH. Las mujeres que usaron la terapia durante 12 años presentaron un riesgo 74% mayor de demencia en comparación con las no usuarias.

Sin embargo, los regímenes que contenían solo progestina o estrógeno vaginal no se asociaron a este aumento de riesgo.

¿Cómo Interpretar los Datos?

Los datos presentados por estudios observacionales deben ser interpretados con cautela, ya que no permiten establecer causalidad. Además, otros factores, como síntomas vasomotores severos, pueden estar asociados a una mayor formación de amiloide cerebral, un marcador de riesgo para demencia.

Por otro lado, estudios recientes con biomarcadores de imagen cerebral mostraron que las mujeres que iniciaron temprano la TH presentaron:

Mejores puntuaciones de memoria.
Mayor volumen del hipocampo y corteza entorrinal.Estos beneficios se observaron principalmente en portadoras del gen APOE4.

Conclusiones

La decisión de iniciar y mantener la terapia hormonal debe ser personalizada. No hay evidencias que justifiquen la limitación arbitraria de la duración o la prescripción de dosis mínimas. Para muchas mujeres, dosis adecuadas y terapias bien ajustadas son esenciales para aliviar síntomas, prevenir la pérdida ósea y reducir el riesgo de fracturas.

El seguimiento médico especializado es indispensable para evaluar los beneficios y riesgos individualmente, garantizando que la terapia se realice de la forma más segura y eficaz posible.

Article written by Dr. Francisco Tostes, Scientific Director at Renewal.

Referencias:

Kesslak, J.P. (2002). ¿Puede el estrógeno desempeñar un papel significativo en la prevención de la enfermedad de Alzheimer?. En: Jellinger, K.A., Schmidt, R., Windisch, M. (eds) Envejecimiento y Demencia Conceptos Actuales y Futuros. Journal of Neural Transmission. Supplementa, vol 62. Springer, Viena. https://doi.org/10.1007/978-3-7091-6139-5_21

Espeland MA, Rapp SR, Shumaker SA, et al. Estrógenos equinos conjugados y función cognitiva global en mujeres posmenopáusicas: Estudio de Memoria de la Iniciativa de Salud de las Mujeres. JAMA. 2004;291(24):2959–2968. doi:10.1001/jama.291.24.2959

Vinogradova Y, Dening T, Hippisley-Cox J, Taylor L, Moore M, Coupland C et al. Uso de terapia hormonal menopáusica y riesgo de demencia: estudios de casos y controles anidados utilizando bases de datos QResearch y CPRD BMJ 2021; 374 :n2182 doi:10.1136/bmj.n2182

Savolainen-Peltonen H, Rahkola-Soisalo P, Hoti F, Vattulainen P, Gissler M, Ylikorkala O, Mikkola TS. Uso de terapia hormonal posmenopáusica y riesgo de enfermedad de Alzheimer en Finlandia: estudio de casos y controles a nivel nacional. BMJ. 2019 Mar 6;364:l665. doi: 10.1136/bmj.l665. PMID: 30842086; PMCID: PMC6402043.

“La declaración de posición de terapia hormonal de 2022 de la North American Menopause Society” Panel Asesor. La declaración de posición de terapia hormonal de 2022 de la North American Menopause Society. Menopause. 2022 Jul 1;29(7):767-794. doi: 10.1097/GME.0000000000002028. PMID: 35797481.

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Saleh RNM, Hornberger M, Ritchie CW, Minihane AM. La terapia de reemplazo hormonal se asocia con mejor cognición y mayores volúmenes cerebrales en mujeres en riesgo APOE4: resultados de la cohorte de Prevención Europea de la Enfermedad de Alzheimer (EPAD). Alzheimers Res Ther. 2023 Jan 9;15(1):10. doi: 10.1186/s13195-022-01121-5. PMID: 36624497; PMCID: PMC9830747.

Hormone therapy is a valuable tool for men and women seeking to balance hormone levels at different stages of life. Whether during menopause, andropause, or to treat specific imbalances, there are various options available. Understanding the differences between types of hormone therapy is crucial to choosing the most suitable treatment for your needs.

Hormone replacement therapy is a valuable tool for men and women seeking to balance hormone levels at different stages of life. Whether during menopause, andropause, or to treat specific imbalances, there are various options available. Understanding the differences between types of hormone replacement therapy is crucial to choosing the most suitable treatment for your needs.

In this article, we will explain the main types of hormone therapy, how they work, who they are indicated for, and their advantages and disadvantages.

What is hormone therapy?

Hormone therapy is the process of administering hormones to replace or balance those that the body no longer produces in sufficient quantities. The goal is to alleviate the physical, emotional, and mental symptoms caused by hormonal changes.

Types of hormone replacement

1. Bioidentical Hormone Replacement

• What is it?
  Bioidentical hormone replacement uses hormones that have a molecular structure identical to that of the hormones naturally produced by the human body. They are made from plant sources, such as soy or yam.
• How is it administered?
  Through subcutaneous implants, gels, creams, patches, or tablets.
• Indications:
  It is indicated for those seeking a personalized and more natural solution to treat symptoms of menopause, andropause, and other hormonal imbalances.
• Advantages:
  • Lower risk of side effects.
  • Personalized treatment with specific doses for each patient.
  • Effectiveness in controlling symptoms such as hot flashes, low libido, and fatigue.
• Disadvantages:
  • Can be more expensive than other forms of hormone therapy.
  • Requires ongoing medical supervision.

2. Synthetic Hormone Replacement

• What is it?
  Uses synthetic hormones that mimic the action of natural hormones but have structural differences.
• How is it administered?
  In the form of tablets, injections, or patches.
• Indications:
  Frequently used to treat symptoms of menopause and conditions such as osteoporosis.
• Advantages:
  • Widely available.
  • Relatively lower cost.
• Disadvantages:
  • May have a higher risk of side effects, such as fluid retention and headaches.
  • Less personalization compared to bioidentical replacement.

3. Hormone Replacement through Subcutaneous Implants

• What is it?
  Small cylinders implanted under the skin that release hormones continuously and in a controlled manner for months.
• Indications:
  Ideal for those seeking a practical and long-lasting treatment.
• Advantages:
  • Constant hormone release, without peaks or drops.
  • Avoids the need for daily administration.
  • High effectiveness in improving hormonal symptoms.
• Disadvantages:
  • Procedure for placement and removal.
  • Need for regular medical follow-up.

4. Combined Therapies

• What is it?
  Combines different types of hormones, such as estrogen and progesterone, to meet the specific needs of the patient.
• How is it administered?
  Can be done with tablets, patches, or gels.
• Indications:
  For women with a uterus, indicated to reduce the risk of endometrial hyperplasia caused by the isolated use of estrogen.
• Advantages:
  • Reduction of symptoms and prevention of problems such as osteoporosis.
  • Flexibility in forms of administration.
• Disadvantages:
  • May cause side effects such as nausea and swelling.

How to choose the ideal type of hormone replacement?

The choice of hormone therapy depends on various factors, such as:

• Age and stage of life.
• Personal and family health history.
• Presented symptoms.
• Personal preferences.

It is essential that the treatment be supervised by a specialized physician, who can perform examinations, evaluate symptoms, and recommend the safest and most effective option for each case.

Why consider hormone therapy from Renewal?

Renewal is a reference in bioidentical hormone replacement. This method ensures:

• Constant and balanced hormone release.
• Personalized treatment according to the patient’s needs.
• Significant improvement in physical and emotional symptoms.

With the right supervision, it is possible to restore hormonal balance and improve quality of life.

Hormone therapy can be transformative for those suffering from the symptoms of hormonal imbalances. Understanding the differences between types of therapy is the first step to finding the ideal treatment. Whether bioidentical, synthetic, or through subcutaneous implants, the important thing is to seek specialized medical follow-up and prioritize treatment personalization. Consult your trusted doctor and choose the best option for you!

Hormones play a fundamental role in many functions of our body, including the regulation of our emotional and psychological well-being. When hormones are balanced, we experience a more stable mental health state, but when there is an imbalance, it can directly affect our mood, behavior, and quality of life.

Hormones play a fundamental role in many functions of our body, and this includes the regulation of our emotional and psychological well-being. When hormones are balanced, we experience a more stable mental health state, but when there is an imbalance, it can directly affect our mood, behavior, and quality of life.

In this article, we will explore how hormones influence mental health, the effects of hormonal imbalance on emotional state, and how hormonal therapies can help restore balance and emotional well-being.

How do hormones affect mental health?

Hormones are chemical substances produced by the endocrine glands and released into the bloodstream, influencing various processes in the body. Among the hormones most impactful to mental health are estrogen, progesterone, testosterone, cortisol, and serotonin. Each of these affects specific aspects of our mood and emotions.

• Estrogen: This hormone is responsible for regulating mood and libido in women, and its decline can lead to symptoms of depression, anxiety, and irritability, especially during menopause or the postpartum period.
• Progesterone: Associated with the feeling of relaxation, progesterone also influences emotional state, and a drop in this hormone can generate symptoms of anxiety and insomnia.
• Testosterone: Although it is better known as the male hormone, it also impacts the mental health of women. Low testosterone levels are associated with fatigue, depression, and decreased motivation.
• Cortisol: Known as the stress hormone, elevated levels of cortisol, caused by chronic stress, can lead to anxiety, depression, and other emotional disorders.
• Serotonin: Considered the “happiness hormone,” serotonin regulates mood and emotional well-being. Low serotonin levels are directly associated with depression and anxiety.

Hormonal imbalances and mental health

Alterations in hormone levels can occur at various life stages, directly impacting the mental health of both men and women. Here are some of the main factors that cause hormonal imbalance and their emotional effects.

During menopause and andropause

During menopause, women experience a significant drop in estrogen and progesterone levels, which can result in symptoms such as:

• Anxiety and irritability
• Depression
• Lack of motivation
• Difficulty sleeping (insomnia)

These symptoms can be exhausting and profoundly influence the emotional and psychological well-being of women. Andropause, which occurs in men with the decline of testosterone, can also generate emotional impacts such as depression, loss of libido, and a persistent feeling of fatigue.

Postpartum

After childbirth, women may experience a significant hormonal imbalance, especially due to the drop in estrogen and progesterone levels, which can result in:

• Postpartum depression
• Anxiety and mood swings
• Intense fatigue

These symptoms are common and can be treated with appropriate medical accompaniment.

Chronic stress

Constant stress leads to increased levels of cortisol, which can result in issues such as:

• Anxiety
• Depression
• Difficulty coping with everyday situations

Being in a continuous state of stress can dysregulate hormone levels, directly impacting mental health.

How can hormonal replacement help?

Hormonal replacement can be an effective solution for restoring ideal hormone levels in the body, providing relief for many symptoms related to hormonal imbalances. Renewal offers exclusive technology that can help improve the emotional and physical quality of life of patients.

• Estrogen replacement: Helps reduce symptoms of anxiety, depression, and irritability in menopausal women.
• Testosterone replacement: Can help improve mood, motivation, and libido, in addition to reducing fatigue.
• Progesterone replacement: Aids in emotional balance and improves sleep.

The use of hormonal replacement can be an essential tool for those suffering from symptoms of hormonal imbalance and seeking improvement in psychological well-being.

Signs that hormonal replacement may be necessary

If you are experiencing any of the following symptoms, it is important to consider a hormonal evaluation:

• Constant mood changes (anxiety, irritability, depression)
• Lack of energy and motivation
• Difficulty sleeping or insomnia
• Low libido
• Loss of interest in activities that used to be enjoyable

Mental health and hormonal balance are closely connected. Understanding how hormones affect emotions and the mind can be the first step in addressing mental health issues that may be related to hormonal imbalances. Hormonal replacement is a valid and effective option for those facing these imbalances, offering personalized treatment to restore physical and emotional well-being. Seek your trusted doctor and improve your health and well-being!