My Midlife Makeover

A different way to look at midlife

Hello everyone

Welcome to my first official Substack newsletter to you - a place where I share with you “What I want my patients to know about midlife.”

A different way to look at midlife

First and foremost I want you to start looking at Midlife in a different light- not as the end of youth or inevitable decline, but as the start of a strong and healthy best version of yourself. As an opportunity to reset and build a healthy foundation for the second half of your life.

I often tell my patients it is possible to be the strongest, healthiest version of you in your 40s, 50s, 60s, 70s and beyond.

Midlife is not the beginning of decline. It is a turning point

When approached with a different perspective it can become a time of:

• greater awareness

• more intentional health choices

• and a deeper understanding of your body

and a chance to protect heart health, maintain bone and muscle strength and support cognitive function.

A shift to thinking long-term : Healthspan

I want you start thinking about the second part of your life in terms of HEALTHSPAN.

Healthspan is the length of time in your life that you stay healthy, functional, and free from serious chronic disease or disability.

It’s different from lifespan, which is simply how long you live.

• Lifespan = total years alive

• Healthspan = years lived in good health

For example, if someone lives to 90 but develops major chronic disease at 65, their:

• Lifespan = 90 years

• Healthspan = about 65 years

Why healthspan matters

Modern medicine has increased lifespan, but many people spend the last 10–20 years dealing with:

• Heart disease

• Diabetes

• Dementia

• Frailty

• Reduced mobility

Factors that influence healthspan

Strong scientific evidence supports:

• Regular exercise (especially strength training + cardio)

• Maintaining muscle mass

• Good metabolic health (blood sugar, insulin sensitivity)

• Quality sleep

• Not smoking

• Managing stress

• Social connection

• Nutrient-dense diet

• Hormone balancing

There are three foundational areas I focus on with almost every woman in midlife:

1. Understanding what’s changing

When you understand what is happening in your body, things begin to make sense.
Symptoms are no longer random—they are connected.

Becoming AWARE of where you are at this stage of your life

Perhaps your sleep is more disrupted.
Your energy is lower.
Your weight is shifting in ways that feel unfamiliar.
Or your mood and focus are not what they once were.

For many women, this can feel confusing—and at times, discouraging.

One of the most important things I want you to understand is this:

Nothing is “wrong” with you.

What you are experiencing is part of a natural biological transition—but one that is often poorly explained and frequently misunderstood.

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What’s actually happening

During midlife, there are significant shifts in hormones—particularly estrogen, progesterone, and, over time, testosterone.

These changes don’t just affect reproductive health.

They influence:

• metabolism

• brain function

• sleep regulation

• mood

• cardiovascular health

• bone density

In other words, this is not a small transition. It is a whole-body shift.

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Why it can feel so frustrating

Many women are told:

• “Your labs are normal”

• “This is just part of aging”

• “You’ll just have to get through it”

While there is some truth in the fact that this is a natural transition, it does not mean you should feel unwell—or that there are no options.

There is a meaningful difference between:
normal and optimal

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Supporting the body through the transition

This may include:

• nutrition and metabolic support

• sleep optimization

• stress regulation

• thoughtful use of supplements

• in some cases, hormone therapy

There is no one-size-fits-all approach—but there are always options.

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Thinking long-term

This is where my heart for you lies. To view midlife as an opportunity to live your healthiest chapter yet!

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A simple place to begin

If you’re not sure where to start, begin with this question:

“What is one area of my health that has changed—and that I’ve been ignoring?”

It might be:

• sleep

• energy

• weight

• mood

• or simply how you feel day-to-day

Start there. Small, thoughtful changes can create meaningful shifts over time.

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If this resonates with you, you’re not alone.

This is exactly why I created this space—to share clear, practical guidance so you can better understand your body and make informed decisions about your health.

I’ll be writing here twice a month.

Warmly,

Dr Day

This week I will be talking with Carolyn and Brierly from “The Happy Eating Podcast “About all things Midlife.”

To hear my Podcasts with them on “All Things Hormones” you can listen here:

Coming up next:

1. “Hormone therapy: what’s actually true (and what’s not)”

2. “Why midlife weight gain is not just about calories”

3. “The midlife thyroid- hashimotos and subclinical hypothyroidism