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Answers to the questions you ask yourself about healthy aging.

961 answers • 6,406 studies

What readers look for answers to

What is urolithin A and does it work?What is spermidine and where is it found?What does a daytime nap do to your health?What are the hallmarks of aging, exactly?Do men need estrogen for their health?Can stress really make your gut sick?

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Brain & memoryMemory, dementia and what keeps your brain healthy as you age.

What does taurine do in your body?
What does psilocybin do to your brain health?
What are the differences between ibogaine and psilocybin as treatments?
What does ibogaine do and what is it used for?

110 answers · 735 studies

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Nutrition & preventionWhat food, fasting, fibre and supplements really do for healthy aging.

What is spermidine and where is it found?
Does quercetin help with hay fever and allergies?
What does quercetin do in your body?
Is the taurine in energy drinks harmful?

236 answers · 1,573 studies

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Muscles & movementStrength training, protein and movement to stay strong and mobile.

What is urolithin A and does it work?
Do creatine gummies work just as well as creatine powder?
Why do you still get muscle cramps despite taking magnesium?
What does an elevated creatine kinase (CK) level in your blood mean?

107 answers · 687 studies

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InterventionsRapamycin, metformin, GLP-1 and other widely-discussed compounds.

What are the best proven methods to prevent and treat migraines?
What health benefits do GLP-1 medications offer beyond weight loss?
Does alpha-ketoglutarate work against ageing?

286 answers · 1,880 studies

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MetabolismBlood sugar, insulin and weight, the engine of aging.

What is spermidine and where is it found?
What does taurine do in your body?
Does berberine help with weight loss?

120 answers · 805 studies

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Heart & vesselsCholesterol, blood pressure and vascular age, the biggest cause of death.

What health benefits do GLP-1 medications offer beyond weight loss?
How much magnesium do you need per day?
How does the lipid profile change after menopause, and what can you do about it?

110 answers · 722 studies

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HormonesTestosterone, menopause and hormone therapy as you age.

How do you get your hormone levels tested during perimenopause?
Which hormone levels are tested during menopause and what do the results mean?
How does the lipid profile change after menopause, and what can you do about it?

85 answers · 584 studies

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Immune systemInflammation, defence and how your immune system ages.

Does quercetin help with hay fever and allergies?
Does covid-19 have a lasting effect on the immune system?
Does long-term antibiotic use weaken your immune system?

81 answers · 553 studies

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SleepHow much sleep you need and what poor sleep does.

Are sleep trackers accurate enough to help you improve your sleep?
How much melatonin should you take to sleep better?
Does the sleepy girl mocktail (magnesium with cherry juice) help you sleep?

80 answers · 525 studies

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SkinSkin aging and what actually helps against it.

What do we know about berberine patches?
What are the proven health benefits of snail mucus for the skin?
Does omega-3 protect your skin from sunburn?

74 answers · 477 studies

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Gut & microbiomeGut flora, fibre and fermented foods.

Which fermented products have the greatest effect on gut health?
Is fermented food good for your health and your microbiome?
Does long-term antibiotic use weaken your immune system?

72 answers · 489 studies

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CancerScreening, lifestyle and what shapes your cancer risk.

Does linoleic acid in tissue increase the risk of skin cancer?
What is the role of chronic inflammation in the development of cancer?
Which cancer screenings are worthwhile, and from what age?

68 answers · 471 studies

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Aging clocksBiological age, epigenetic clocks and biomarkers of aging.

Does alpha-ketoglutarate work against ageing?
What can you expect from a longevity clinic in the Netherlands?
Does your telomere length tell you anything useful about your health?

66 answers · 430 studies

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Cells & DNATelomeres, mitochondria, senescence and NAD , aging at the cellular level.

What do mitochondrial mutations mean for how quickly you age?
Can you repair DNA damage, or can you only prevent it?
What exactly does senescence do to your cells as you age?

65 answers · 460 studies

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BonesBone density, osteoporosis and strong bones in later life.

Which supplements are proven to help strengthen bones?
Why do bones become more brittle after menopause, and what can help?
What does a DEXA scan tell you that a regular bone density measurement does not?

65 answers · 448 studies

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