If you knew what stage 1–4 CTE looks like inside the brain… you’d...
Ed Serrano | Brain Performance@ed_lmtls
26 views
Aug 14, 2025
~1 min read
Advertisement
1
If you knew what stage 1–4 CTE looks like inside the brain… you’d never let your kid play tackle football.
The scariest part? These scans aren’t just NFL players—they’re kids and young adults.
Here’s what contact sports can do to a brain 🧠🧵
The scariest part? These scans aren’t just NFL players—they’re kids and young adults.
Here’s what contact sports can do to a brain 🧠🧵
2
Grade 1 CTE – Early Stage (“Silent Damage”)
Why it’s dangerous: Damage is happening before you even notice. Athletes (even kids) can be in this stage without a single diagnosed concussion.
Why it’s dangerous: Damage is happening before you even notice. Athletes (even kids) can be in this stage without a single diagnosed concussion.
3
Grade 2 CTE – Emerging Symptoms
Why it’s dangerous: This is where performance, behavior, and relationships can start being impacted — often mistaken for personality changes or stress.
Why it’s dangerous: This is where performance, behavior, and relationships can start being impacted — often mistaken for personality changes or stress.
4
Grade 3 CTE – Advanced Neurodegeneration
Why it’s dangerous: Daily life, work, and relationships are deeply affected. Many ex-athletes are diagnosed with mental illness in this stage without realizing it’s brain damage.
Why it’s dangerous: Daily life, work, and relationships are deeply affected. Many ex-athletes are diagnosed with mental illness in this stage without realizing it’s brain damage.
5
Grade 4 CTE – Severe, Widespread Brain Damage
Why it’s dangerous: This stage is devastating and irreversible. It can appear years or decades after the last head impact.
Why it’s dangerous: This stage is devastating and irreversible. It can appear years or decades after the last head impact.
6
The good news is that with proper care, you can repair damage to your brain—though some effects may become irreversible over time. The sooner you assess your brain health, the faster you can identify any issues and create a plan to address them effectively.
7
Take control of your brain health with our non-invasive, at-home brain scan. This innovative tool not only helps you stay ahead of potential CTE symptoms but also supports your overall brain well-being. Your brain is the driving force behind your life—don’t leave your health, success, and happiness to chance. 👇