Shingles Vaccine and Dementia: What the Evidence Shows
Natural experiments in Wales, Australia and Canada linked shingles vaccination to fewer dementia diagnoses. What they found, and why the size is disputed.
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Tick Bites and Lyme Disease: What the Evidence Shows
How long a tick must be attached, what works after a bite, why US case counts jumped, and what trials of longer antibiotics and a new vaccine found.
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Leveraged ETFs: What the Evidence Shows
How the daily reset makes leveraged ETFs drift from their multiple, what studies of real investors found, the case for them, and the new SEC and Korean rules.
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Cricket injuries, fast bowlers and the guard for the neck
Cricket injury rates by role, the workload patterns behind fast bowlers’ back stress fractures, helmet and neck-guard rules, and why the evidence says play carefully.
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Vitamin K food sources and the one dose that matters at birth
Vitamin K food sources by the spoonful, why natto’s K2 is missing from food tables, the newborn injection and refusal data, and what trials found for bones.
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Day Trading: What the Evidence Shows
The households that traded most earned 11.4% a year against 17.9% for the market, and fewer than 1% of day traders profit reliably. What 25 years of trading records show, including the case for retail traders.
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Rugby injuries, the tackle and the law that lowered it
Tackle concussions fell 38% after Irish community rugby lowered the tackle below the sternum. What rugby injury research shows, and how to play safely.
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Surfing injuries, your own board and the shark in proportion
Most surfing injuries come from your own board, not sharks. What research shows about surf injuries, drowning and reefs, and how to surf more safely.
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Badminton injuries, the Achilles at 36 and the shuttle in the eye
Achilles ruptures in recreational players around 36 and shuttlecock eye injuries: what badminton injury research shows, and how to keep playing safely.
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Boxing injuries, headguards and the fights that add up
Boxing injuries: cuts, hand fractures and concussion, how brain effects rise with each fight, what headguards do and do not prevent, and non-contact boxing.
