Can Sleep Affect Brain Health?

Growing research suggests sleep plays an important role in maintaining brain health throughout life.

During sleep, the brain undertakes important housekeeping activities, helping clear waste products and consolidate memories.

What Happens When Sleep is Poor?

Chronic poor sleep may contribute to:

• Reduced concentration
• Memory problems
• Impaired decision making
• Cognitive decline

Sleep Apnoea and Cognitive Function

Untreated sleep apnoea can result in:

• Reduced oxygen to the brain
• Frequent night-time awakenings
• Fragmented sleep

Many people describe experiencing “brain fog” or difficulties with concentration.

Protecting Your Brain

While good sleep cannot prevent every neurological condition, maintaining healthy sleep habits and identifying sleep disorders early may help support long-term brain health.