Does Exercise Keep You Young? What Training Really Does to Your Cells, Skin, and Muscles
Endurance training lengthened telomeres in a randomised trial, and strength training thickened skin in a 16-week trial. Here's what the evidence shows, where the hype outruns it, and when training starts to wear you down.
11 min read
Lucid Dreaming: What Science Knows, How to Try It, and Who Shouldn't
About half of people have realised mid-dream that they were dreaming. What the research says about the brain behind it, the techniques with the best evidence, and the real risks.
You Found an Injured or Sick Bird: What to Do, and What to Skip
A bird hit your window. A baby bird is on the ground. A wild bird looks ill — and in 2026, that last one comes with an extra question about avian flu. A practical guide, including what to do safely.
Picking the 'Best' Embryo: What Polygenic Embryo Screening Actually Delivers
Silicon Valley startups promise IVF parents the ability to raise their child's IQ, lower their disease risk, even nudge their height. The science is far less obliging than the marketing.
Hantavirus: What the Cruise-Ship Outbreak Tells Us, and How Worried to Actually Be
The 2026 MS Hondius outbreak put hantavirus back in the headlines. Here's what the virus actually is, why person-to-person spread is so rare, and the simple steps that prevent almost every case.
When Picky Eating Isn't a Phase: Understanding ARFID in Children
Most kids who refuse vegetables grow out of it. A small fraction don't — and the reason has a name: avoidant/restrictive food intake disorder. Here's how to tell the difference, what to try at home, and when to call a clinician.
How Sebastian Sawe Broke the 2-Hour Marathon Barrier: The Science Behind Sub-2
Kenya's Sebastian Sawe just ran 1:59:30 in London — the first sub-2 marathon in an open race. Here's what physiology, training, shoes, drafting, and fueling actually contributed.
Do Human Pheromones Actually Exist? What Science Says About Smell and Attraction
Perfume marketers promise irresistible chemistry in a bottle. The evidence is far less convincing — but the science of human smell is more interesting than the myth.
Protecting Children from Online Scams: A Parent's Guide to a Surging Threat
Sextortion, gaming-currency cons, AI voice clones, and money-mule recruitment now target kids and teens at record rates. Here's what the evidence says — and what to do.
How Do You Humanely Euthanize a 30-Ton Whale?
When a great whale washes ashore, it cannot be saved by ordinary means and cannot die without prolonged suffering. A small group of veterinarians has spent years working out a third path.
Red Light Therapy: What the Science Actually Says
From TikTok masks to clinical photobiomodulation, here's where red light therapy works, where it doesn't, and how to use it safely.
What to Know When You're Pregnant: An Evidence-Based Guide to the Next 40 Weeks
From the first positive test to the first contraction — what the science actually says about supplements, screenings, food, exercise, warning signs, and your mental health.
When to Worry About Snoring: The Hidden Signs of Sleep Apnea That Raise Your Risk for Stroke, Heart Disease, and Dementia
Almost a billion adults worldwide have obstructive sleep apnea. Most don't know it. Here's how to tell whether your snoring is harmless — and what the evidence says actually works to treat it.
Every Virus Isn't the Next Pandemic: How to Read Outbreak News Without Spiraling
Post-COVID, every 'new deadly virus' headline feels like a warning. Here's how epidemiologists actually evaluate these stories — and how to stay informed without wrecking your mental health.
Hepatitis in Children: Types, Symptoms, and What Every Parent Should Know About Liver Health
From the five known hepatitis viruses to the mysterious 2022 outbreak that baffled scientists worldwide, here is what the evidence says about protecting children's livers — and the warning signs you should never ignore
Life After Amputation: Recovery, Modern Prosthetics & Mental Health
Losing a limb — whether from trauma, diabetes, or vascular disease — changes everything. But decades of research show that rehabilitation, prosthetic technology, and psychological support can restore function, independence, and quality of life far beyond what most people expect.
Why Parents Yell and How to Stop: The Science of Parental Stress and Repair
What happens in your brain when you lose your temper with your child, why it matters more than you think, and evidence-based strategies for breaking the cycle
Vaccination During Pregnancy: What's Safe, What's Recommended & What the Evidence Says
Pregnant people face unique immune challenges — and so do their newborns. From flu and Tdap to the new RSV vaccine, here is what the science says about which vaccines protect mother and baby, which ones to avoid until after delivery, and why maternal immunization is one of the most effective tools in modern preventive medicine.
Eczema & Atopic Dermatitis: Causes, Triggers, Treatment & Daily Management
Atopic dermatitis affects roughly one in ten adults and up to 20% of children worldwide. It is not contagious, not just dry skin, and not something you simply outgrow. Here is what decades of research reveal about the broken skin barrier at its core, the triggers that set off flares, the treatment ladder from basic moisturizers to cutting-edge biologics, and how to reclaim control of your skin day by day.
Dementia Caregiving: How to Help Your Loved One Without Losing Yourself
The toll on caregivers is enormous and measurable — here is what research says about surviving the hardest unpaid job in healthcare while protecting your own body and mind
PTSD: Understanding Symptoms, Evidence-Based Treatments & the Path to Recovery
What post-traumatic stress disorder actually is, who develops it and why, the four symptom clusters, complex PTSD, proven therapies, medication options, and why recovery is more common than most people think
Nuclear Emergencies and Radiation Health: What You Actually Need to Know to Protect Yourself
A science-based guide to radiation exposure, potassium iodide, sheltering in place, decontamination, acute radiation syndrome, long-term cancer risk, and why your medication list belongs in your emergency kit
How to Support a Trauma Survivor Without Losing Yourself: A Science-Based Guide
What to say, what never to say, how to recognize secondary traumatic stress in yourself, and when to step back — an evidence-based framework for being helpful without burning out
Cerebral Palsy: A Parent's Evidence-Based Guide to Types, Treatment, and Long-Term Support
Cerebral palsy is the most common motor disability in childhood, affecting roughly 1 in 345 children. It is not a disease that worsens over time, not a reflection of parenting, and not a condition with a single trajectory. Here is what the research says about its causes, the classification system that predicts function better than any diagnosis alone, the therapies with real evidence behind them, the treatments to avoid, and how to support both your child and yourself for the long road ahead.