Why Do You Wake Up at 3 AM?
If you wake up almost every night around the same early-morning hour, wide awake with your mind racing, you're not alone. There are several real explanations behind this pattern — some historical, some very modern — and the good news is that most of them can be...
The Second Brain: Why Quitting Sugar Is So Hard
Your gut isn't just where you digest food. It contains its own nervous system, complex enough to have earned the nickname "second brain" — and it helps explain why quitting sugar feels, for many people, like a real withdrawal syndrome. Your Gut, Your "Second Brain"...
How Extreme Heat Affects Your Brain and Your Decisions
Extreme heat doesn't just make you uncomfortable — it literally reduces blood flow to the brain and affects your focus, mood, and decisions. Dr. Ramírez explains in this recent TV interview.
Dr. Carlos Ramírez-Mejía Honored by the Colombian Consulate in Miami
The Colombian Consulate General in Miami presented a special recognition to Dr. Carlos Ramírez-Mejía, a Miami-based neurologist, for his outstanding professional career and his contributions to South Florida's Hispanic community. The honor, presented on [July 22,...
How Sugar Affects Your Brain, According to Neurology
Excess sugar doesn't just affect your weight — it affects your memory, mood, and neural communication. Discover why your brain wasn't built for the modern diet, and which signs to watch for.
How to Improve Memory: Key Foods and Habits
It's a scene that plays out in homes everywhere: you walk into the kitchen and suddenly forget why you're there. As a neurologist, something I see often in my practice is that many of these "lapses" aren't really memory problems — they're attention problems. If...
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