What Is 639 Hertz Good For? (It Might Surprise You)

The Emotional Power of 639 Hz: Not Just a Number

Honestly, when I first stumbled on 639 Hz, I was skeptical. I mean, how could a single tone—even a smooth, mellow one—actually do anything for relationships or emotions? But then I tried it during a rough patch (yep, messy breakup vibes), and something shifted. Subtle, but real.

639 Hz is part of the Solfeggio frequency scale—those ancient tones that supposedly tune your body, mind, and energy field. This specific frequency is known as the "frequency of connection". Sounds kinda woo-woo, right? But bear with me.

It's said to enhance communication, empathy, and harmony. Whether that's with others or within yourself, the effect is... grounding. Calming. Almost like your emotional static just—fades.

Scientific Support: Is There Real Evidence?

Okay, let’s get this straight: there isn’t a massive pile of peer-reviewed journals on 639 Hz (yet), but there is growing research around sound therapy and vibrational healing.

Studies suggest that certain frequencies can impact brainwave activity, stress response, and even heart rate variability. I read this one study from 2020 (wish I bookmarked it—classic me), where participants listening to Solfeggio tones, including 639 Hz, reported lower anxiety and improved interpersonal calm.

But yeah, it’s not bulletproof science. It’s more like a cocktail of psychology, acoustics, and intuition. And hey, just because it's not fully mapped out in labs doesn't mean it doesn’t work.

Real-World Uses: Where People Actually Use 639 Hz

In Meditation and Sound Baths

This is probably where I’ve felt it the most. There’s a sound bath studio in Montmartre (Paris, obviously) that plays 639 Hz bowls during group meditations. I went with Léa last summer—she dragged me there, actually—and I left that room feeling like I had just cleared emotional cobwebs I didn’t even know I had. Wild.

At home, I sometimes put on a 639 Hz track while journaling or after arguments (especially the silly ones that feel big in the moment). It really does something to the air in the room. Like it softens things.

In Relationship Healing Work

Therapists and energy workers often use 639 Hz during couple’s therapy or grief processing. It’s used to rebuild trust, to calm emotional tension. I talked with my cousin Alex—he’s a trauma coach—and he said it’s like an “emotional glue” in his sessions. That stuck with me.

Can You Use It Too? (Yes, and It's Easy)

How to Listen to 639 Hz

• YouTube: Just type "639 Hz meditation" and pick one that feels right. Look for ones that aren’t too reverb-heavy—they can get annoying.

• Spotify/Apple Music: Tons of playlists, some with ambient backgrounds.

• Sound bowls: If you're into tactile stuff, real crystal bowls tuned to 639 Hz are amazing. Pricey though.

Start with 10 minutes a day. No pressure. No need to sit like a monk either—just breathe, let it play in the background, maybe even while cooking or stretching.

When Not to Use It

I’ll be honest—if you’re angry, like properly fired-up, it might irritate you. It’s not a quick fix. It’s better used for unwinding, processing, or deepening feelings—not replacing them. I once tried listening to it during a loud café work session and yeah... not the vibe.

What I’ve Learned (and What I’d Tell My Past Self)

I used to think these things—like frequencies and chakras and emotional tones—were all fluff. Just digital incense for stressed-out people. But man, I’ve done a 180. Now? I respect the heck out of anything that helps me feel more like myself.

And 639 Hz? It’s like an audio hug. Not flashy, not dramatic, but sometimes exactly what you need. Especially when your heart’s a bit off-balance.

So yeah, try it. Let it surprise you. Let it sink in. And if it doesn't work right away—no stress. Just like any connection, sometimes it takes a minute to tune in.

Is 165 cm normal for a 15 year old?

The predicted height for a female, based on your parents heights, is 155 to 165cm. Most 15 year old girls are nearly done growing. I was too. It's a very normal height for a girl.

Is 160 cm too tall for a 12 year old?

How Tall Should a 12 Year Old Be? We can only speak to national average heights here in North America, whereby, a 12 year old girl would be between 137 cm to 162 cm tall (4-1/2 to 5-1/3 feet). A 12 year old boy should be between 137 cm to 160 cm tall (4-1/2 to 5-1/4 feet).

How tall is a average 15 year old?

Average Height to Weight for Teenage Boys - 13 to 20 Years

How to get taller at 18?

Staying physically active is even more essential from childhood to grow and improve overall health. But taking it up even in adulthood can help you add a few inches to your height. Strength-building exercises, yoga, jumping rope, and biking all can help to increase your flexibility and grow a few inches taller.

Is 5.7 a good height for a 15 year old boy?

Generally speaking, the average height for 15 year olds girls is 62.9 inches (or 159.7 cm). On the other hand, teen boys at the age of 15 have a much higher average height, which is 67.0 inches (or 170.1 cm).

Can you grow between 16 and 18?

Most girls stop growing taller by age 14 or 15. However, after their early teenage growth spurt, boys continue gaining height at a gradual pace until around 18. Note that some kids will stop growing earlier and others may keep growing a year or two more.

Can you grow 1 cm after 17?

Even with a healthy diet, most people's height won't increase after age 18 to 20. The graph below shows the rate of growth from birth to age 20. As you can see, the growth lines fall to zero between ages 18 and 20 ( 7 , 8 ). The reason why your height stops increasing is your bones, specifically your growth plates.