Sleep: Why It Matters and How to Get Better Rest?

We all know sleep is important. But do we really know how important it is? Or how to get better sleep? Let’s talk about why sleep matters and some simple ways to help you rest better at night.


Start by Tracking Your Sleep

First, keep a sleep diary for two weeks.


Each day, write down when you go to bed, when you wake up, and how you feel.
This can be just as helpful as using special devices like a Whoop or Apple Watch.


Know Your Sleep Pattern

Everyone has something called a circadian rhythm — this is your body’s natural clock.
Some people are early birds and like to sleep early and wake up early.
Others are night owls and stay up late.
Knowing which one you are can help you plan your sleep times better.


Why Good Sleep Is So Important

The later part of your sleep is when you get the most REM sleep.
REM sleep is super important because it helps your body and mind feel refreshed.

If you don’t get enough sleep, it can:

  • Make it harder to lose weight.
  • Raise hunger hormones (like ghrelin).
  • Raise stress hormones (like cortisol).
  • Lower important hormones like leptin (which controls hunger) and testosterone.
  • Slow down your thyroid and make it harder for your body to use insulin.

Good sleep also helps your brain, especially a part called the amygdala, which controls your emotions.
This helps you stay calmer and handle problems better during the day.


Easy Ways to Sleep Better

Here are some simple things you can do to get better sleep:

1. Make Your Room Sleep-Friendly

  • Keep the temperature around 65°F.
  • Turn off loud noises and bright lights.
  • Make sure your room feels clean and safe.

2. Fix Your Sleep Setup

  • Sleep on a comfy mattress.
  • Use soft, clean blankets and pillows.

3. Follow Good Sleep Habits

  • Go to bed and wake up at the same time every day, even on weekends.
  • Eat and drink at least two hours before bedtime.
  • If you take naps, nap early in the day (between 12–3 PM) and keep them short (less than 40 minutes).

4. Make Sleep a Priority

  • Set a regular bedtime and stick to it!
  • If you have kids, make sure their bedtime routine matches yours.

5. Talk to Your Doctor If Needed

  • If you have trouble with restless legs or moving too much while sleeping, see your primary care doctor. They can help you find answers.

Final Thoughts

Sleep is one of the best things you can do for your body and mind.
By making a few small changes, you can start sleeping better — and feeling better — every day!

I hope this helps!

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About drlesliegreenberg

I have been practicing as a family physician for over 20 years--as both an educator of physicians and clinician. From infancy to the elderly, I perform obstetrics and general medicine. I love my career and am passionate about my field of knowledge and my patients. Follow me on Facebook at Leslie Md Greenberg Medical Disclaimer The content of this website is provided for general informational purposes only and is not intended as, nor should it be considered a substitute for, professional medical advice. Do not use the information on this website for diagnosing or treating any medical or health condition. If you have or suspect you have a medical problem, promptly contact your professional healthcare provider.
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