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  • Sleep across the lifespan: how our sleep needs evolve with age

  • Kerry Davies Kerry Davies
  • 14 May 2025 | 7 minutes read
Mother and child sleeping peacefully together in bed, illustrating healthy sleep habits and how sleep needs evolve across different stages of life.

Sleep across the lifespan: how our sleep needs evolve with age.

 

We often talk about sleep as if it’s a fixed thing, eight hours a night, every night, for every person. But the truth is, our sleep needs shift throughout life, just like our bodies, hormones, and routines do.

From the energy of our twenties to the hormonal changes of midlife and beyond, understanding how sleep evolves as we age can help us respond more kindly (and effectively) to the challenges we face.

We’ll take a closer look at how sleep changes over the decades and what we can do to protect it.

 

Two young women sitting outdoors on grass chatting and relaxing, illustrating lifestyle and social habits during early adulthood that can influence sleep patterns.

Young Adults (18–30)

These are often the most sleep-deprived years of all – and yet the least talked about. 

 
Whether you’re studying, starting a career, raising young children, or simply trying to juggle social and work demands, sleep often takes a back seat. And biologically, this is when the circadian rhythm naturally shifts later, meaning many young adults are “night owls” by nature yet expected forced to wake early for work or study. 
 
Common issues:
 
1. Late nights + early starts.
2. Weekend lie-ins disrupting rhythm.
3. Anxiety or overthinking at bedtime.
 
Sleep support tips:
 
1. Anchor your wake-up time first, even on weekends.
2. Use natural daylight in the morning to reset your body clock.
3. Create a simple wind-down ritual to signal the end of the day.
4.  Switch screens to night mode or grayscale in the evening.
 

 

Woman in her 30s–50s smiling and chatting while holding a coffee, illustrating everyday lifestyle and social factors that can influence sleep during busy adult years.

Adults (30–50)

This life stage is where sleep often begins to unravel, even for those who’ve always slept well. 

 
Whether you’re managing work stress, parenting, relationship changes, or the general business of modern life, your nervous system is often in a constant state of "on". Early signs of hormonal shifts; it’s no wonder sleep can start to feel elusive.
 
According to the Sleep Foundation (2023), over one-third of UK adults aged 35–50 report regular sleep disturbances. 
 
Common issues:
 
1. Trouble falling asleep due to stress or overthinking.
2. Waking at 3am and struggling to get back to sleep.
3. Light sleep or waking to check on children.
4. Increased reliance on caffeine or alcohol to cope 
 
Sleep support tips:
 
1. Keep evening routines calm and consistent, even if brief.
2. Don’t lie in bed wide awake if you can’t sleep, get up, reset, then try again.
3. Avoid alcohol close to bedtime, it fragments your sleep.
4. Focus on stress management tools like journaling, deep breathing, or magnesium-based supplements

 

Woman aged 40-60 reading a book while holding a mug, illustrating later life routines and lifestyle habits that can influence sleep patterns.

Midlife & Menopause (40–60+)

This is a time of huge hormonal change, particularly for women navigating perimenopause and menopause. Oestrogen, progesterone, and melatonin all drop. The result? More broken sleep, night sweats, temperature dysregulation, and increased anxiety. More broken sleep, night sweats, temperature dysregulation, and increased anxiety. 

 
Common issues:
 
1. Waking hot and sweaty.
2. Increased anxiety or irritability.
3. Early morning waking.
4. Difficulty falling asleep despite feeling exhausted.
 
Sleep support tips:
 
1. Keep your bedroom cool, dark, and quiet.
2. Try layered bedding and temperature-regulating fabrics.
3. Use gentle movement (like stretching or walking) to reduce cortisol. 4. Establish a consistent wind-down routine that helps signal safety and calm.
 
This is where Serenova’s Rest & Renew range can be a beautiful addition to your evening. Combining sleep-supportive ingredients with a soothing ritual that reminds your nervous system, it’s safe to rest now.

 

Woman aged 60+ lying comfortably in bed and smiling, illustrating restful sleep and wellbeing in later life.

Older Adults (60+)

Sleep architecture naturally changes with age. Older adults tend to sleep lighter, wake more frequently, and feel sleepy earlier in the evening. But fragmented sleep isn’t something we have to just accept. 

 
Health issues, medication side effects, or loneliness can all play a role too, often, poor sleep becomes a pattern simply because we haven’t been given the right tools to shift it. 
 
Common issues:
 
1. Waking multiple times during the night.
2. Needing the toilet during the night.
3.Feeling sleepy during the day.
4. Early bedtime + early waking 
 
Sleep support tips:
 
1. Stick to a consistent wake-up time, avoid daytime naps where possible .
2. Use gentle morning movement and natural light to reinforce your rhythm.
3. Avoid large meals or fluids late in the evening.
4. Don’t go to bed too early, aim for a window when you feel naturally sleepy.

 

 

Final thoughts: sleep is not one-size-fits-all.

Sleep changes with us and it needs to. What matters is understanding what your body needs right now, at this life stage, and adjusting your routines and mindset to support that.

There’s no “perfect” sleeper. There are just real people doing their best, small, simple changes can genuinely help.

Sleep is never something you’ve failed at. It’s something you can come back to, at any age.

Kerry Davies

  • Kerry Davies

  • Kerry is a passionate sleep expert dedicated to transforming lives through better rest. Known as 'The Sleep Fixer', Kerry's journey began with her own sleep challenges as a mother. With over 14 years helping families, professionals, and individuals, Kerry combines evidence-based sleep science with compassionate, practical guidance.

    Her expertise is built on solid foundations, having completed training at two prestigious sleep schools certified by the British Medical Journal and is an active member of the British Sleep Society. Her commitment to evidence-based practice ensures that her advice is grounded in the latest sleep science research.

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