Summary
This change might stop early signs of memory loss later in life.
Key Points
4 points1
The vaccine is the Bacillus Calmette‑Guérin shot.
2
It trains the immune system, the body’s protection team.
3
Scientists think it could be used early to slow down Alzheimer’s disease.
4
More studies are needed before it becomes a regular treatment.
New Words to Learn
4 wordsBacillus Calmette‑Guérin
A medicine that protects people from tuberculosis, a lung disease.
immune system
The body's army that fights germs and keeps us healthy.
central nervous system
The brain and the spinal cord that send messages throughout the body.
Alzheimer's disease
A sickness that makes it hard to remember things as people get older.
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