Sleep Doctor subject lines
197 subject lines averaging 37 characters.
| Picture | Sent (Eastern) | Subject | Characters | Preview text | |
|---|---|---|---|---|---|
| May 21, 2026 1:00 PM | A Gift For Your Best Summer Sleep Yet ✈️ | 40 | Don’t let exhaustion ruin your itinerary - arrive refreshed | May 21, 2026 1:00 PM · 40 characters. Don’t let exhaustion ruin your itinerary - arrive refreshed | |
| May 20, 2026 3:30 AM | Vacation is for relaxing, not for earplugs | 42 | Take the first step toward quieter nights and more energized mornings | May 20, 2026 3:30 AM · 42 characters. Take the first step toward quieter nights and more energized mornings | |
| May 18, 2026 3:30 AM | 7 expert hacks for better travel sleep | 38 | See the secret weapons Dr. Breus packs to sleep anywhere | May 18, 2026 3:30 AM · 38 characters. See the secret weapons Dr. Breus packs to sleep anywhere | |
| May 17, 2026 5:36 AM | See something you like? | 23 | Stock is running low - start checkout while you can... | May 17, 2026 5:36 AM · 23 characters. Stock is running low - start checkout while you can... | |
| May 17, 2026 3:30 AM | How to beat jet lag + Last chance for 15% off | 45 | Stop letting your internal clock ruin your vacation. Our sale ends tonight! | May 17, 2026 3:30 AM · 45 characters. Stop letting your internal clock ruin your vacation. Our sale ends tonight! | |
| May 15, 2026 11:30 AM | 3 Days Only: 15% Off Your Home Sleep Study | 42 | Your path to more energy starts here - Claim your savings inside | May 15, 2026 11:30 AM · 42 characters. Your path to more energy starts here - Claim your savings inside | |
| May 14, 2026 3:30 AM | Everything your therapy has been missing | 40 | Take 15% off supplies, plus an extra 15% off your first 3 orders | May 14, 2026 3:30 AM · 40 characters. Take 15% off supplies, plus an extra 15% off your first 3 orders | |
| May 13, 2026 1:04 PM | See something you like? | 23 | Stock is running low - start checkout while you can... | May 13, 2026 1:04 PM · 23 characters. Stock is running low - start checkout while you can... | |
| May 13, 2026 3:30 AM | Stay cool all night with up to 46% off bedding | 46 | Plus, beat the heat early with the best cooling mattress deals | May 13, 2026 3:30 AM · 46 characters. Plus, beat the heat early with the best cooling mattress deals | |
| May 11, 2026 3:30 AM | The best (and worst) positions for sleep apnea | 46 | How gravity affects your airway while you sleep | May 11, 2026 3:30 AM · 46 characters. How gravity affects your airway while you sleep | |
| May 10, 2026 3:30 AM | Ever dream your teeth were falling out? Here’s why. | 53 | Discover what your subconscious is actually trying to tell you | May 10, 2026 3:30 AM · 53 characters. Discover what your subconscious is actually trying to tell you | |
| May 7, 2026 10:30 AM | When is "poor sleep" actually a medical issue? | 46 | If you’re seeing these red flags, it’s time to move toward guided care | May 7, 2026 10:30 AM · 46 characters. If you’re seeing these red flags, it’s time to move toward guided care | |
| May 6, 2026 3:30 AM | Is broken sleep stalling your weight? | 37 | Poor sleep can disrupt your body’s natural ability to manage weight | May 6, 2026 3:30 AM · 37 characters. Poor sleep can disrupt your body’s natural ability to manage weight | |
| May 4, 2026 3:30 AM | How to tell if your aging sleep is "normal" or a red flag | 57 | Plus, the 4 rules that fix 95% of senior sleep problems | May 4, 2026 3:30 AM · 57 characters. Plus, the 4 rules that fix 95% of senior sleep problems | |
| May 3, 2026 3:30 AM | Exhausted but can't fall asleep? Here is why. | 45 | Discover how to flip the switch from stress to sleep | May 3, 2026 3:30 AM · 45 characters. Discover how to flip the switch from stress to sleep | |
| Apr 29, 2026 5:47 AM | See something you like? | 23 | Stock is running low - start checkout while you can... | Apr 29, 2026 5:47 AM · 23 characters. Stock is running low - start checkout while you can... | |
| Apr 29, 2026 3:30 AM | April’s Best Sellers are here (and moving fast!) | 49 | Shop our curated list of top-rated sleep essentials | Apr 29, 2026 3:30 AM · 49 characters. Shop our curated list of top-rated sleep essentials | |
| Apr 27, 2026 3:30 AM | Is your sleep routine based on a lie? | 37 | Dr. Breus debunks 10 "facts" that might be ruining your rest | Apr 27, 2026 3:30 AM · 37 characters. Dr. Breus debunks 10 "facts" that might be ruining your rest | |
| Apr 26, 2026 3:30 AM | 5 overlooked tools for a better night’s sleep 🌙 | 47 | Why I’m telling you to pack a sleep mask and a baseball-sized device in your carry-on | Apr 26, 2026 3:30 AM · 47 characters. Why I’m telling you to pack a sleep mask and a baseball-sized device in your carry-on | |
| Apr 22, 2026 3:30 AM | How to reclaimed your energy with sleep apnea | 45 | See how treating changes your health from day one | Apr 22, 2026 3:30 AM · 45 characters. See how treating changes your health from day one | |
| Apr 21, 2026 4:00 AM | Imagine your days with more energy | 34 | Tired doesn’t have to be your normal—get clarity tonight | Apr 21, 2026 4:00 AM · 34 characters. Tired doesn’t have to be your normal—get clarity tonight | |
| Apr 20, 2026 3:30 AM | Is a Vitamin D deficiency ruining your sleep? | 45 | Plus, a quick reminder to save 10% sitewide - Ends Tonight | Apr 20, 2026 3:30 AM · 45 characters. Plus, a quick reminder to save 10% sitewide - Ends Tonight | |
| Apr 19, 2026 3:30 AM | Why your allergies are ruining your sleep | 41 | Plus, save 10% on a Home Sleep Study to find out if it's more than just seasonal… | Apr 19, 2026 3:30 AM · 41 characters. Plus, save 10% on a Home Sleep Study to find out if it's more than just seasonal… | |
| Apr 16, 2026 3:30 AM | 10% OFF: Our Spring Flash Sale is Live | 38 | Subscriber exclusive access inside - 4 days only to shop our most-wanted items | Apr 16, 2026 3:30 AM · 38 characters. Subscriber exclusive access inside - 4 days only to shop our most-wanted items | |
| Apr 15, 2026 3:30 AM | Reset your rest: Your 3-step guide to better sleep | 50 | Understand what’s affecting your sleep—and your days | Apr 15, 2026 3:30 AM · 50 characters. Understand what’s affecting your sleep—and your days | |
| Apr 14, 2026 3:04 PM | See something you like? | 23 | Stock is running low - start checkout while you can... | Apr 14, 2026 3:04 PM · 23 characters. Stock is running low - start checkout while you can... | |
| Apr 13, 2026 3:30 AM | Which PAP machine is actually right for you? | 44 | CPAP, APAP, and BiPAP all work differently | Apr 13, 2026 3:30 AM · 44 characters. CPAP, APAP, and BiPAP all work differently | |
| Apr 12, 2026 10:01 AM | Why you’re waking up with stiff muscles | 41 | 3 ways to fix morning stiffness and improve your sleep environment | Apr 12, 2026 10:01 AM · 41 characters. 3 ways to fix morning stiffness and improve your sleep environment | |
| Apr 9, 2026 3:30 AM | Better sleep is already within reach | 36 | From HSA/FSA to monthly plans, we make expert sleep care affordable | Apr 9, 2026 3:30 AM · 36 characters. From HSA/FSA to monthly plans, we make expert sleep care affordable | |
| Apr 8, 2026 3:30 AM | It’s not just your hormones | 28 | How to understand your sleep issues once and for all | Apr 8, 2026 3:30 AM · 28 characters. How to understand your sleep issues once and for all | |
| Apr 6, 2026 3:30 AM | Can you change your circadian rhythm? | 37 | Learn how to realign back to your sleep schedule | Apr 6, 2026 3:30 AM · 37 characters. Learn how to realign back to your sleep schedule | |
| Apr 5, 2026 3:30 AM | Your Spring Bedroom Reset: The Mattress Edit | 44 | Fresh sheets, better support - Is your bed ready for spring? | Apr 5, 2026 3:30 AM · 44 characters. Fresh sheets, better support - Is your bed ready for spring? | |
| Apr 2, 2026 3:30 AM | Spring Refresh: Healthy Habits For Better Sleep | 47 | Small seasonal shifts that move the needle on how your days feel | Apr 2, 2026 3:30 AM · 47 characters. Small seasonal shifts that move the needle on how your days feel | |
| Apr 1, 2026 3:30 AM | Spring Refresh: Healthy Habits For Better Sleep | 47 | Small seasonal shifts that move the needle on how your days feel | Apr 1, 2026 3:30 AM · 47 characters. Small seasonal shifts that move the needle on how your days feel | |
| Mar 31, 2026 5:34 AM | See something you like? | 23 | Stock is running low - start checkout while you can... | Mar 31, 2026 5:34 AM · 23 characters. Stock is running low - start checkout while you can... | |
| Mar 31, 2026 3:30 AM | This Month's Sleep Roundup: Customer Favorites | 46 | Join 5,900+ students in our #1 program + final hours for ResMed savings | Mar 31, 2026 3:30 AM · 46 characters. Join 5,900+ students in our #1 program + final hours for ResMed savings | |
| Mar 30, 2026 3:30 AM | Why sleep becomes lighter as we age | 35 | Learn what changes with sleep as we get older | Mar 30, 2026 3:30 AM · 35 characters. Learn what changes with sleep as we get older | |
| Mar 29, 2026 3:30 AM | Choosing the right sleep aids for nightly use | 45 | Learn which supplements actually work | Mar 29, 2026 3:30 AM · 45 characters. Learn which supplements actually work | |
| Mar 26, 2026 4:00 AM | Still not sure what your sleep needs | 36 | In just 30 minutes, get one-on-one guidance tailored to you | Mar 26, 2026 4:00 AM · 36 characters. In just 30 minutes, get one-on-one guidance tailored to you | |
| Mar 25, 2026 3:30 AM | Why a full night doesn’t always mean quality sleep | 52 | Light sleep, deep sleep, REM. Here’s what each stage actually does | Mar 25, 2026 3:30 AM · 52 characters. Light sleep, deep sleep, REM. Here’s what each stage actually does | |
| Mar 23, 2026 3:45 AM | How to get a CPAP prescription step-by-step | 43 | Start with a simple sleep study and move forward with confidence | Mar 23, 2026 3:45 AM · 43 characters. Start with a simple sleep study and move forward with confidence | |
| Mar 23, 2026 3:45 AM | Your path to CPAP therapy starts here | 37 | Start with a simple sleep study and move forward with confidence | Mar 23, 2026 3:45 AM · 37 characters. Start with a simple sleep study and move forward with confidence | |
| Mar 22, 2026 3:30 AM | What are your dreams really doing? | 34 | Dream science explained plus our new personalized Sleep Coaching program | Mar 22, 2026 3:30 AM · 34 characters. Dream science explained plus our new personalized Sleep Coaching program | |
| Mar 19, 2026 3:30 AM | If sleep still feels off | 24 | Get clear answers and a path toward more restorative sleep | Mar 19, 2026 3:30 AM · 24 characters. Get clear answers and a path toward more restorative sleep | |
| Mar 18, 2026 3:30 AM | Why even a short nap can help your brain 😴 | 43 | Sleep may be the most overlooked productivity tool | Mar 18, 2026 3:30 AM · 43 characters. Sleep may be the most overlooked productivity tool | |
| Mar 18, 2026 3:30 AM | Why even a short nap can help your brain | 40 | Sleep may be the most overlooked productivity tool | Mar 18, 2026 3:30 AM · 40 characters. Sleep may be the most overlooked productivity tool | |
| Mar 16, 2026 5:31 AM | See something you like? | 23 | Stock is running low - start checkout while you can... | Mar 16, 2026 5:31 AM · 23 characters. Stock is running low - start checkout while you can... |
Based on 197 emails received from Mar 16 to Nov 5, 2026. Times in US Eastern. How we collect