Not every stroke can be prevented, but many are linked to modifiable risk factors.

Experts estimate that controlling blood pressure, avoiding tobacco, staying physically active, maintaining a healthy diet, managing diabetes, treating high cholesterol, and addressing heart rhythm disorders can substantially reduce stroke risk.

Routine medical checkups also play an important role by identifying silent risk factors before symptoms develop.

The Bottom Line

A transient ischemic attack, or “mini-stroke,” is one of the most important warning signs that a future stroke may occur. Although its symptoms often disappear quickly, a TIA should always be treated as a medical emergency because it signals an increased risk of a major stroke.

Recognizing the warning signs—such as sudden weakness, facial drooping, speech difficulties, vision changes, or loss of balance—and seeking immediate medical attention can make a critical difference. Fast evaluation allows healthcare professionals to identify the cause, begin appropriate treatment, and reduce the risk of future strokes.

Your brain depends on a constant supply of blood and oxygen. Never ignore sudden neurological symptoms, even if they seem to go away. Acting quickly could help protect your health and, in some cases, save your life.