Everybody with type 1 diabetes knows they should pre-bolus. Almost nobody actually does it. In this episode, Amanda Mueller (@bolusandbiceps), certified personal trainer and T1D coach, breaks down why insulin timing is not a willpower problem... and how to fix it one meal at a time.

Amanda was diagnosed with type 1 diabetes at 24 after landing in the ICU with DKA and a blood sugar over 1,000. She spent years checked out from her diabetes before strength training brought her back. Now she coaches women with T1D on exercise, insulin timing, and the hormone-blood sugar connection almost nobody talks about.

We cover pre-bolus timing, fear of hypoglycemia, exercising after insulin, closed-loop pumps and why the algorithm doesn't save you at mealtime, and what to do when the food shows up late.

Part of The Head Start pre-bolus challenge.

What We Cover

• Getting diagnosed with type 1 diabetes as an adult (and why it hits different at 24)
• The DKA story: phantom baked-goods smell, the ICU, and a blood sugar over 1,000
• Diabetes burnout and the years Amanda disassociated from her T1D
• How strength training rewired her relationship with the disease
• Why she coaches women with T1D specifically (hormones, cycles, and insulin)
• Pre-bolusing 101: what it is and why timing beats math
• The research: dosing 15 minutes early can cut post-meal spikes by about 50 points
• Fear of going low: the real reason your bolus is late
• Pre-bolusing before exercise without crashing mid-workout
• Strength training vs. cardio and what each does to blood sugar
• Closed-loop pumps (Tandem Mobi): why you still need to pre-bolus on an algorithm
• What to do when the restaurant food runs late (hint: it's not failing, it's adapting)

About Amanda Mueller

Amanda Mueller is an ISSA Certified Personal Trainer, Corrective Exercise Specialist, and Nutrition Coach living with type 1 diabetes since her diagnosis at age 24. Through Bolus & Biceps, she coaches women with T1D on strength training, insulin timing, and blood sugar management around exercise and hormones.

Follow Amanda // Instagram: @bolusandbiceps

Helpful resources and newsletter: https://yourbestt1dyear.com

Connect with Neil: TikTok: https://tiktok.com/@the.betes Instagram: https://instagram.com/thebetes Facebook: https://facebook.com/neilgreathouse LinkedIn: https://linkedin.com/in/neil-greathouse-a607b912 Website: https://yourbestt1dyear.com

Books on Amazon: Type 1 Diabetes – One Day at a Time: https://a.co/d/6UHooWJ Type 1 Diabetes – True Stories: https://a.co/d/dfIlyI1

SHOW NOTES: We’ve spent a week and a half in the problem, the spike, the loop, the fear. Today the sun comes out. Neil turns the corner to the fix, and it’s almost annoyingly simple: your food is fast and your insulin is slow, and when they start at the same time, the food wins the first hour. The fix isn’t more insulin or better carb counting. It’s timing.

You give the insulin a small head start so it’s awake by the time the food arrives. Same dose, same dinner, different clock. That’s the whole name of the challenge, The Head Start. Neil keeps the science for next week and instead leaves you with hope: the early low you’ve been afraid of is a timing-and-preparation problem, and those can be solved.

In this episode:

• The one-sentence reason you spike after meals

• Why the fix is timing, not more insulin or new gear

• What “The Head Start” actually means for your dinner

• Why the fear of the early low is a solvable problem

This Week’s Challenge: Notice the GAP. How long between when you dose and your first actual bite at dinner? For a lot of us, it’s zero. Just clock it.

Helpful resources and newsletter

Connect with Neil: TikTok | Instagram | Facebook | LinkedIn | Website

Books on Amazon: Type 1 Diabetes – One Day at a Time | Type 1 Diabetes – True Stories

SHOW NOTES: Here’s the quiet part said out loud: the reason you don’t pre-bolus is not that you’re lazy or that you don’t care. It’s that it scares you. Neil names the specific fear at the center of the whole challenge, the fear of going low before the food arrives, and tells you the truth, 34 years in, it still scares him too.

This is the episode nobody put in the pamphlet. The pamphlet says “pre-bolus 15 minutes before your meal” and leaves you alone with the little spike of panic when the arrow turns down and the food isn’t ready. Neil validates that fear completely, because it’s not a character flaw, it’s your survival brain doing its job. And then he promises what’s coming: not pretending the fear away, but out-preparing it.

In this episode:

• The fear of hypoglycemia and why it stops us from pre-bolusing

• Why that fear is normal, rational, and not a personal weakness

• What the pamphlets never tell you about insulin timing

• How we’re going to face the fear instead of ignoring it

This Week’s Challenge: The next few times you decide NOT to pre-bolus, catch yourself and notice what you’re feeling. Fear? Forgetting? No time? Just get honest about it.

Helpful resources and newsletter

Connect with Neil: TikTok | Instagram | Facebook | LinkedIn | Website

Books on Amazon: Type 1 Diabetes – One Day at a Time | Type 1 Diabetes – True Stories

SHOW NOTES: Here’s the quiet part said out loud: the reason you don’t pre-bolus is not that you’re lazy or that you don’t care. It’s that it scares you. Neil names the specific fear at the center of the whole challenge, the fear of going low before the food arrives, and tells you the truth, 34 years in, it still scares him too.

This is the episode nobody put in the pamphlet. The pamphlet says “pre-bolus 15 minutes before your meal” and leaves you alone with the little spike of panic when the arrow turns down and the food isn’t ready. Neil validates that fear completely, because it’s not a character flaw, it’s your survival brain doing its job. And then he promises what’s coming: not pretending the fear away, but out-preparing it.

In this episode:

• The fear of hypoglycemia and why it stops us from pre-bolusing

• Why that fear is normal, rational, and not a personal weakness

• What the pamphlets never tell you about insulin timing

• How we’re going to face the fear instead of ignoring it

This Week’s Challenge: The next few times you decide NOT to pre-bolus, catch yourself and notice what you’re feeling. Fear? Forgetting? No time? Just get honest about it.

Helpful resources and newsletter

Connect with Neil: TikTok | Instagram | Facebook | LinkedIn | Website

Books on Amazon: Type 1 Diabetes – One Day at a Time | Type 1 Diabetes – True Stories

SHOW NOTES: You counted the carbs. You took the right dose. Two hours later you’re 240, and you have no idea why. If that number breaks your heart a little, this episode is for you. Neil sits in the problem of the post-meal spike, the one that feels like a personal failing but almost never is.

This is the roller coaster every person with type 1 diabetes knows: spike, correct, drift low, snack, climb again, and it’s 9pm and you’re stacking insulin and snacks in the dark. Neil makes the case that this whole loop usually traces back to one thing, the food got a head start and your insulin spent the first hour catching up. It’s not your discipline. It’s your timing. And timing is the most fixable variable in type 1.

In this episode:

• Why the after-dinner spike feels like your fault but usually isn’t

• The correction-and-crash loop that wrecks your evening

• Why the timing of your dinner bolus is the most fixable variable in T1D

• What this challenge is really trying to give you back

This Week’s Challenge: Keep noticing your blood sugar two hours after dinner. Peek at your number right before you eat, too. Two snapshots. Change nothing yet.

Helpful resources and newsletter

Connect with Neil: TikTok | Instagram | Facebook | LinkedIn | Website

Books on Amazon: Type 1 Diabetes – One Day at a Time | Type 1 Diabetes – True Stories

SHOW NOTES: You already know you should pre-bolus. Your endocrinologist has told you. Every diabetes educator has told you. And you still dose with your first bite, same as the rest of us. Neil Greathouse, who has lived with type 1 diabetes since 1992, kicks off The Head Start, an eight-week challenge all about pre-bolusing your insulin, by admitting he doesn't do it perfectly either.

Here is the reframe that changes everything: pre-bolusing is not a knowledge problem. Almost nobody with type 1 needs it explained. It's a fear problem, a forgetting problem, and a "the food came late one time" problem. Over the next eight weeks, we fix it gently, using dinner as our meal, with about 1,500 people doing this challenge worldwide.

In this episode:

• Why pre-bolusing is the most-ignored advice in type 1 diabetes
• The real reason we don't do it, and why it isn't discipline
• The one stat that proves you're not the only one (more than 1 in 4 meals gets a late or missed bolus)
• Why we're building the whole challenge around dinner

This Week's Challenge: Change nothing. Just notice your blood sugar two hours after dinner. We're taking a "before" picture before we change a thing.

Helpful resources and newsletter: https://yourbestt1dyear.com Connect with Neil: TikTok: https://tiktok.com/@the.betes Instagram: https://instagram.com/thebetes Facebook: https://facebook.com/neilgreathouse LinkedIn: https://linkedin.com/in/neil-greathouse-a607b912 Website: https://yourbestt1dyear.com Books on Amazon: Type 1 Diabetes – One Day at a Time: https://a.co/d/6UHooWJ Type 1 Diabetes – True Stories: https://a.co/d/dfIlyI1

SHOW NOTES:

Eight weeks ago, Neil asked you to do one thing: write down how many hours you slept last night. That was the whole challenge. That was where it started. One number. And here we are.

This is the finale of the While You Were Sleeping Challenge -- 24 episodes, 8 weeks, and the most thorough look at sleep and type 1 diabetes that Your Best T1D Year has ever done. Neil closes with the full arc: from mystery blood sugars and 3am wake-ups, to the 21% insulin sensitivity finding, to the dawn phenomenon, the sleep-blood sugar feedback loop, cortisol, Fear of Hypoglycemia, sleep stages, alarm calibration, pre-sleep routines, and the one habit that ties all of it together. Then he makes the case that should change how you think about sleep permanently.

Sleep is not a passive rest state for people with type 1 diabetes. It is a metabolic tool. And now you have it.

In this episode:

• The full While You Were Sleeping Challenge recap -- all 8 weeks, all the mechanisms
• Why sleep is a metabolic variable, not just a wellness recommendation, for T1D people
• What "managing T1D while you sleep" actually means biologically
• The one thing to carry forward from all 24 episodes
• What's coming next for Your Best T1D Year

Final Challenge: Share one thing you learned in the last eight weeks. Tag @thebetes on Instagram, or tell one person -- someone with T1D, or who loves someone with T1D. One ripple.

Helpful resources and newsletter: https://yourbestt1dyear.com

Connect with Neil: TikTok: https://tiktok.com/@the.betes Instagram: https://instagram.com/thebetes Facebook: https://facebook.com/neilgreathouse LinkedIn: https://linkedin.com/in/neil-greathouse-a607b912 Website: https://yourbestt1dyear.com

Books on Amazon: Type 1 Diabetes – One Day at a Time: https://a.co/d/6UHooWJ Type 1 Diabetes – True Stories: https://a.co/d/dfIlyI1

SHOW NOTES:

Eight weeks. Twenty-four episodes. The dawn phenomenon, cortisol, alarm fatigue, sleep stages, Fear of Hypoglycemia, CGM as a proactive tool. If Neil had to give you one thing to keep from all of it -- just one habit -- here it is: go to bed at the same time every night.

This is not a joke, and it's not oversimplified. It's the finding from the 2023 T1D sleep study with 76 participants that Neil has been referencing throughout this challenge. Bedtime consistency was the dominant sleep variable associated with time in range -- not total hours, not sleep efficiency, not how many times you woke up. Consistent bedtime. Every extra hour of bedtime variability was associated with roughly 10% less time in range. And the effect runs both directions: more consistency, better glucose outcomes.

We're in Week 8 of the While You Were Sleeping Challenge. Three days from the finish line.

In this episode:

• Why consistent bedtime is the single most impactful sleep habit for T1D time in range
• What the 2023 research actually says -- and why it's the clearest finding in the whole challenge
• Why your body doesn't know it's Saturday (and what that costs you weekly)
• The Jerry Seinfeld productivity method applied to your bedtime
• How to pick your time, commit to the 60-minute window, and start the streak

This Week's Challenge: Pick your bedtime. Say it out loud. Write it down. Commit to it through the end of the challenge -- including this weekend.

Helpful resources and newsletter: https://yourbestt1dyear.com

Connect with Neil: TikTok: https://tiktok.com/@the.betes Instagram: https://instagram.com/thebetes Facebook: https://facebook.com/neilgreathouse LinkedIn: https://linkedin.com/in/neil-greathouse-a607b912 Website: https://yourbestt1dyear.com

Books on Amazon: Type 1 Diabetes – One Day at a Time: https://a.co/d/6UHooWJ Type 1 Diabetes – True Stories: https://a.co/d/dfIlyI1