Health · Healthcare & Policy · 2 hrs ago
Doctors say sudden symptoms are a key warning sign of stroke
Neurologist Cristine Cukiert says stroke symptoms often begin suddenly, even when someone was well moments before.
Possible signs include weakness on one side of the body, changes in speech or confusion.
These symptoms need immediate medical attention, though infections and seizures can cause similar emergencies.
The symptoms vary depending on which part of the brain is affected.
Cardiologist Ronaldo Rosa says high blood pressure, cholesterol and smoking can harm blood vessels throughout the body, including in the heart and brain.
A clot from the heart can reach the brain, causing serious harm, so doctors say heart and brain health are closely connected.
Doctors say the sudden onset of symptoms is the main warning sign of a stroke.
Neurologist Cristine Cukiert said a sudden loss of function should be taken seriously and prompt immediate medical attention.
Possible symptoms include weakness on one side of the body, speech changes and confusion.
Cardiologist Ronaldo Rosa said risk factors such as high blood pressure, cholesterol and smoking affect blood vessels throughout the body.
He said a clot formed in the heart can travel through the bloodstream and reach the brain.
- Who
- Neurologist Cristine Cukiert and cardiologist Ronaldo Rosa.
- What
- They described sudden symptoms as a key warning sign of stroke and discussed possible symptoms and risk factors.
- When
- The article was published on October 31, 2026.
- Where
- The discussion was on CNN Brasil’s CNN Sinais Vitais.
- Why
- Sudden symptoms can signal a stroke and call for immediate medical attention.
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- Publication date
- October 31, 2026
- Warning sign
- Sudden onset of symptoms
- Possible symptoms
- Weakness on one side, speech changes and confusion
- Interview outlet
- CNN Sinais Vitais
- Speakers
- Cristine Cukiert and Ronaldo Rosa
What people are saying
The fact that you are well and then suddenly present a deficit is something that needs to be taken very seriously.
This characteristic of being something sudden is very important.
High blood pressure, cholesterol, smoking affect the blood vessels in the heart, brain and kidneys, causing diseases to have this systemic character.
Obviously, some heart problems can lead to damage at the brain level.