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![bryan_johnson Avatar](https://lunarcrush.com/gi/w:24/cr:twitter::17468569.png) Bryan Johnson [@bryan_johnson](/creator/twitter/bryan_johnson) on x 626.1K followers
Created: 2025-07-02 21:40:26 UTC

PFAS are forever chemicals.
In cookware, floss, and fast food wrappers.
They hurt fertility, the brain, and immune system.

They accumulate and the body can't eliminate them.
I got my levels tested.

Here’s what you can do to avoid your exposure. 🧵

![](https://pbs.twimg.com/media/Gu4gsxZXkAE6tyf.png)

XXXXXXX engagements

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**Related Topics**
[fast food](/topic/fast-food)
[cookware](/topic/cookware)
[bryan johnson](/topic/bryan-johnson)

[Post Link](https://x.com/bryan_johnson/status/1940526002754801853)