Health & Longevity
Poor Sleep
What is poor sleep?
Sleep is one of the body’s most important recovery processes. It influences memory, immune function, metabolism, hormonal balance, cognitive performance and the body’s ability to repair and regenerate.
Poor sleep isn’t simply about how many hours you spend in bed. Difficulty falling asleep, waking frequently during the night, poor sleep quality or waking feeling unrefreshed can all affect your long-term health and wellbeing.
Why does it happen?
Poor sleep can have many different causes. For many people, several factors contribute simultaneously.
- Stress and anxiety
- Hormonal changes
- Lifestyle and sleep habits
- Poor sleep hygiene
- Nutritional deficiencies
- Sleep apnoea
- Medical conditions
- Medications
- Alcohol and caffeine
- Circadian rhythm disruption
Why understanding the cause matters
Poor sleep isn’t always a sleep problem. Difficulty sleeping may reflect hormonal changes, chronic stress, nutritional deficiencies, medical conditions, disrupted sleep patterns or an underlying sleep disorder.
Simply taking supplements or sleeping medication may improve symptoms temporarily, but it may not address the factors contributing to poor sleep quality. Understanding what is driving your sleep disturbance allows us to develop a more personalised strategy that supports better sleep, improved recovery and long-term health.
How do we assess it?
Every assessment begins with understanding. Our goal is to understand not only how you sleep, but what may be preventing restorative, healthy sleep.
- Comprehensive medical consultation
- Sleep history
- Lifestyle assessment
- Hormonal assessment
- Advanced blood biomarkers
- Nutritional review
- Medical and family history
Our approach
Better sleep rarely comes from one intervention alone.
Depending on your assessment, we may recommend improving sleep habits, addressing nutritional deficiencies, optimising hormonal health, managing stress or investigating underlying medical conditions.
Every recommendation is evidence-based, carefully prioritised and tailored to help you recover more effectively, improve daytime energy and support your long-term health.
Recommended Treatments
A personalised, connected plan.
Comprehensive Sleep Assessment
A detailed consultation exploring sleep patterns, symptoms, lifestyle, stress, environment and medical history.
Blood Biomarkers
- Iron studies
- Vitamin B12
- Folate
- Vitamin D
- Magnesium
- Thyroid function
- Inflammatory markers
- Hormonal assessment where appropriate
Functional & Specialist Assessment
- Sleep apnoea screening
- Sleep study referral
- Review of current medications
- Referral to a sleep medicine specialist
Personalised Management
- Sleep optimisation
- Lifestyle and behavioural strategies
- Nutritional optimisation
- Supplement strategy
- Stress management
- Hormonal optimisation where appropriate
- Ongoing review and monitoring
Zarya Insight
Good sleep is one of the strongest foundations of long-term health. It influences almost every system in the body—from energy and hormones to metabolism, cognition and skin repair. Understanding why your sleep has changed is often the first step towards improving how you feel, function and age.
From the Journal.
- Why Am I Always Tired Even After Sleeping?
- The Science of Sleep
- How Hormones Affect Sleep
- Why Stress Disrupts Sleep
- Sleep, Recovery and Healthy Ageing
Book a Consultation
Begin Your Zarya Journey
Every strategy begins with a conversation. Book a private consultation with our clinical team in Kensington.