Knowledge Centre
Plain-English background on pollen, weather and allergies.
Calm, useful reading — no jargon and no scare stories. We're building this out over time; articles marked Coming soon are planned. This is general information, not medical advice.
Latest articles
11 publishedWhy Your Hay Fever Is Worse on Some Days Than Others
Two similar days, wildly different symptoms? Warm dry breezy weather, the time of day, which pollen is in season and thunderstorms all change how hay fever feels — here's why, in plain English.
Hay fever and exams: can pollen affect your grades?
Hay fever and exams: a UK study links pollen symptoms to dropping a GCSE grade. Why exam season peaks with pollen, plus calm ways to cope.
Hay fever and itchy eyes: how to soothe them
Hay fever and itchy eyes go hand in hand. Why pollen makes eyes red, itchy and watery, gentle ways to soothe them, and when to ask a pharmacist.
Hay fever and sleep: how to rest better in pollen season
Hay fever and sleep rarely mix. Why nights feel worse, a calm evening routine that keeps pollen out of the bedroom, and when to ask a pharmacist.
Hay fever in children: a calm guide for parents
Hay fever in children, explained for parents: the signs, why it happens, gentle everyday steps that help at home, and when to see a pharmacist or GP.
Hay fever or a cold? How to tell the difference
Hay fever or a cold? How to tell the difference: itchy eyes, fever, mucus, timing and duration — plus a comparison table and when to see a pharmacist.
When is hay fever season in the UK?
When is hay fever season in the UK? Tree, grass and weed pollen run from late March to September — here is the calm guide to each hay fever season window.
Why is my hay fever worse at night?
Why is hay fever worse at night? Evening pollen settles back down, open windows let it in, and it clings to bedding. Calm ways to keep your room clearer.
How common is hay fever in the UK?
How common is hay fever in the UK? Around 1 in 4 adults and about 1 in 8 children — roughly 16 million people. A calm look at the numbers.
How to reduce pollen in your home: a calm, practical guide
How to reduce pollen in your home: calm, room-by-room steps for windows, washing, dusting and pets, so hay fever feels easier indoors.
Pollen calendar UK: when tree, grass and weed pollen peak
The pollen calendar UK explained: when tree, grass and weed pollen peak, month by month, plus calm, practical steps for the days when levels run high.
Pollen forecast
What the pollen count actually means, how it's measured, and how to read your local picture.
General hay fever
Everyday questions about hay fever — symptoms, triggers and plain-English answers.
Hay fever and exams: can pollen affect your grades?
Hay fever and exams: a UK study links pollen symptoms to dropping a GCSE grade. Why exam season peaks with pollen, plus calm ways to cope.
Hay fever or a cold? How to tell the difference
Hay fever or a cold? How to tell the difference: itchy eyes, fever, mucus, timing and duration — plus a comparison table and when to see a pharmacist.
When is hay fever season in the UK?
When is hay fever season in the UK? Tree, grass and weed pollen run from late March to September — here is the calm guide to each hay fever season window.
How common is hay fever in the UK?
How common is hay fever in the UK? Around 1 in 4 adults and about 1 in 8 children — roughly 16 million people. A calm look at the numbers.
Grass pollen
The most common summer trigger — what it is, when it peaks, and how it can affect you.
What is grass pollen, and why does it affect so many people?
A plain introduction to grass pollen — the UK's most common summer trigger.
When is the grass pollen season in the UK?
Roughly when grass pollen rises and falls through the year.
Tree pollen
Spring tree pollens like birch, and why they can matter in your local area.
Birch and other tree pollens explained
A gentle overview of spring tree pollens and where they come from.
Weather and allergies
How wind, rain, humidity and dry spells can change how pollen behaves.
Does rain help hay fever?
Why rain, wind and dry weather can change how pollen behaves.
Why Your Hay Fever Is Worse on Some Days Than Others
Two similar days, wildly different symptoms? Warm dry breezy weather, the time of day, which pollen is in season and thunderstorms all change how hay fever feels — here's why, in plain English.
Children and hay fever
Plain, practical background for parents. Always speak to a pharmacist or GP about your child's health.
Hay fever in children: a plain-English overview
Background for parents. This is general information, not medical advice.
Hay fever in children: a calm guide for parents
Hay fever in children, explained for parents: the signs, why it happens, gentle everyday steps that help at home, and when to see a pharmacist or GP.
Exercise and allergies
Thinking about when and where to be active on higher-pollen days.
Thinking about exercise on higher-pollen days
Timing and location ideas for staying active when pollen is high.
Sleep and symptoms
How symptoms and everyday routines can affect rest, and small things that may help.
Allergies, symptoms and a good night's sleep
How everyday routines around symptoms can affect rest.
Hay fever and itchy eyes: how to soothe them
Hay fever and itchy eyes go hand in hand. Why pollen makes eyes red, itchy and watery, gentle ways to soothe them, and when to ask a pharmacist.
Hay fever and sleep: how to rest better in pollen season
Hay fever and sleep rarely mix. Why nights feel worse, a calm evening routine that keeps pollen out of the bedroom, and when to ask a pharmacist.
Why is my hay fever worse at night?
Why is hay fever worse at night? Evening pollen settles back down, open windows let it in, and it clings to bedding. Calm ways to keep your room clearer.
Symptom diary
Why a simple daily note of how you feel helps you spot your own patterns.
How a simple symptom diary helps you understand yourself
Why logging how you feel reveals your own personal patterns.
Home environment
The surroundings around your home — parks, grassland, trees — and why they matter.
Why the environment around your home matters
Parks, grassland and trees near you can shape your local exposure.
How to reduce pollen in your home: a calm, practical guide
How to reduce pollen in your home: calm, room-by-room steps for windows, washing, dusting and pets, so hay fever feels easier indoors.