The 4 “Deep Risks” That Can Destroy a Doctor’s Wealth (and How to Defend Against Them)

Investing comes with risks. And they can be somewhat grouped. There are the shallow risks of investing—things like volatility and market dips. These are the short-term risks that grab headlines and often scare investors into making bad decisions. But here we are diving into something far more important—and far more serious: the deep risks of investing.

These are the risks that can’t be corrected by waiting out a bear market or rebalancing your portfolio. These are the risks that, if they hit, can truly derail your financial future. Let’s take a deep breath and go through them—what they are, why they matter, and what (if anything) you can do about them.

What are the deep risks of investing?

The concept of “deep risks of investing” comes from Dr. William Bernstein, a neurologist turned investment advisor and author. He distinguishes between shallow risks, like market volatility, and deep risks, which pose long-term or permanent damage to your financial foundation.

According to Bernstein—and I wholeheartedly agree—there are four primary deep risks:

Inflation
Deflation
Devastation
Confiscation

Let’s unpack each of these.

Preparing for the deep risks of investing

1. Inflation: The silent wealth killer

Inflation gets a lot of attention, especially over the past few years. And rightly so.

At its core, inflation is the process by which your money becomes worth less over time. Prices go up, and your dollars buy less and less. A moderate amount of inflation—say around 2-3%—is normal and even healthy in a growing economy. Over the past century, that’s been the average in the U.S.

But runaway inflation? That’s a different story. Countries like Venezuela or Zimbabwe have shown us how extreme inflation can erode wealth virtually overnight. It’s not just about gas being $4 a gallon instead of $3—it’s about savings becoming worthless and entire economies grinding to a halt.

For investors, inflation erodes real returns. If your investments return 7% annually but inflation is at 5%, your real return is only 2%.

That’s why I consider inflation a true deep risk—one that slowly chips away at your wealth.

How to Hedge:

Invest in assets that outpace inflation, like equities and real estate.
Avoid holding large amounts of cash for long periods unless you have a purpose (like an emergency fund).
Consider Treasury Inflation-Protected Securities (TIPS) or I Bonds as small inflation-resistant portfolio components.

2. Deflation: The underrated threat

Deflation is basically the reverse of inflation. On the surface, that sounds good, right? Prices are going down!

But deflation is actually dangerous for economies and investors. It’s often a sign that demand has collapsed, wages are falling, and businesses are suffering. In a deflationary spiral, people delay purchases in anticipation of lower future prices, which reduces demand even more, and the economy contracts further.

It happened during the Great Depression, and it was a brutal cycle. Investments shrink in value, debt becomes more burdensome, and growth becomes stagnant or negative.

How to Hedge:

Deflation is notoriously difficult to hedge against. But:

Holding cash can become a good thing in deflationary environments because it gains relative value.
Diversifying into assets like high-quality bonds can help cushion the blow.
Keep expenses manageable and avoid excessive leverage that could become dangerous in a deflationary crunch.

3. Devastation: When systems collapse

This one is exactly what it sounds like—complete economic or societal collapse. Think Germany after World War II. Think Syria, Venezuela, or war-torn regions where the banking system ceases to exist, infrastructure is destroyed, and wealth—paper or digital—is wiped out.

This is a scary one. And it’s important to recognize that no investment strategy can withstand devastation.

How to Hedge:

Honestly, you can’t completely hedge against devastation. But you can:

Geographically diversify your assets. International investments, offshore accounts (legal and ethical ones!), and holding some assets in different currencies may provide some protection.
Own real assets like real estate or commodities, which retain intrinsic value.
Most importantly, maintain proper insurance, personal security, and emergency preparedness. If you’re facing devastation, your financial portfolio is secondary to survival.

4. Confiscation: When wealth is seized

Confiscation refers to the government seizing your assets. Now, this isn’t about taxes—we’re not talking about feeling like you’re overpaying on April 15th.

We’re talking about true, autocratic-style asset seizure, where governments take your money, land, or business. It’s happened before in countries that turned authoritarian. Private property can be nationalized, or foreign investors can have their holdings forcibly sold or frozen.

Even in developed nations, this risk isn’t zero. Think about government freezes on accounts, emergency measures, or laws rapidly changing during wartime or crisis.

How to Hedge:

Again, diversification is key—especially international diversification.
Consider holding some physical assets, like gold, though that comes with its own storage and risk concerns.
Keep a portion of wealth liquid and accessible, especially if you live in or are investing in politically unstable regions.

So… Should you panic?

After reading all of that, you might be tempted to lock your money in a safe, bury it in the backyard, and forget about investing altogether.

But let me say this clearly:

These deep risks are real, but they are also rare.

Yes, inflation happens regularly—but catastrophic inflation is still uncommon in developed economies.

Yes, deflation and confiscation can happen—but they’re largely out of your control.

So, while you should understand these deep risks and acknowledge them, you shouldn't let them paralyze you. In fact, many of these risks point to the importance of investing and diversification—not the opposite.

What you can do

Here’s how I approach deep risks personally and in my financial teachings:

Accept that you can’t control everything. Investing always carries risk. But refusing to invest carries its own risk—namely, not achieving financial freedom or security.
Diversify intelligently. Across asset classes, sectors, and geographies.
Stay informed, but don’t panic. If inflation is rising, take measured steps. If geopolitics get shaky, review your exposure. But don’t overreact.
Focus on what you can control. Your savings rate, your spending, your education, your mindset.

Final thoughts

Deep risks of investing are like the rare but devastating natural disasters of the financial world. You can’t stop an earthquake—but you can build a better foundation. That’s what good investing is about.

While most people obsess over market dips and headlines about recession, I want you to be aware of the real threats. The ones that don’t just knock your portfolio down 10% for a few months, but threaten to derail your entire financial plan.

So learn about them. Respect them. But don’t live in fear of them.

If you do that—and stick to solid, long-term investment principles (ideally written in your financial plan)—you’ll not only survive, but thrive.

Here are some additional resources to help you build your financial foundation:

What do you think? How do you manage the deep risk of investing in your portfolio? Do you worry about them or no? Let me know in the comments below!