Diving
Fitness to Dive: Why the Medical Form Is Not a Formality
PFO, asthma, diabetes and certain medications can all change whether diving is safe. Here is why the medical questionnaire before a course matters.
Jan 27, 2025
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21 stories for“diving medical form”
Diving
When Scientists Dive, Credentials Do Not Remove the Risk
Research divers work under formal scientific diving safety standards, but a marine science background does not make deep or technical diving inherently safer to attempt.
Jun 14, 2026
Diving
Who Pays When a Dive Goes Wrong Far From Home
Diving emergencies far from shore involve costly medical evacuations and coordination. Here is how that response is actually funded and organised, and who calls the shots.
Jun 25, 2026
Diving
How Competitive Freediving Made Itself Safer, Metre by Metre
Safety divers, counterballast lines and strict medical protocol turned a high risk sport into one of the most closely supervised in the water.
Mar 11, 2025
Diving
Decompression Sickness: What Happens in the Body, and Treatment
Divers call it the bends. Doctors call it decompression sickness. Here is what nitrogen bubbles actually do to tissue, and how hyperbaric treatment reverses it.
Feb 14, 2024
Diving
Is Scuba Diving Safe? A Beginner's Honest Answer
Scuba has real hazards, but recreational diving within training and conditions is a managed-risk activity, not the extreme gamble suggested by rare accident headlines.
Jul 25, 2026
Diving
Italy Honours the Finnish Divers Who Finished the Maldives Recovery
Sami Paakkarinen, Jenni Westerlund and Patrik Grönqvist received Italian state honours for a recovery mission defined by preparation, restraint and humanity.
Jul 25, 2026
Diving
DAN's Safety Guidance, Condensed: What the Research Body Actually Recommends
Divers Alert Network is not a training agency and issues no certifications. It collects the injury data, then publishes guidance based on it. Here is that guidance, in the order it matters.
Aug 12, 2026
Diving
Mohamed Mahudhee and the Duty Carried by Maldives Rescue Divers
One Maldivian military diver died in the Vaavu Atoll mission. His service deserves gratitude, while the unanswered questions surrounding his death still demand scrutiny.
Jul 25, 2026
Diving
Air Versus Mixed Gas Below 50 Metres, Explained
Below 50 metres, ordinary air becomes a liability for divers. Here is the physics behind nitrogen narcosis, rising gas density, and why trimix exists as the technical diving standard.
Jun 8, 2026
Diving
The Rescuer Who Did Not Surface: Remembering Mohamed Mahudhee
MNDF Sergeant Major Mohamed Mahudhee died searching a Maldives cave for five missing divers. His death shows the risk that recovery divers accept on behalf of strangers.
May 24, 2026
Diving
Two Technical Divers Die at Lake Constance After 80m Ascent
A woman and her partner, both long-serving members of the European technical community, did not survive an emergency ascent near Ueberlingen on 2 August. The cause is still unknown.
Aug 5, 2026
Health
Gut Microbiome Testing: What It Can and Cannot Tell You Today
Mail-in stool tests promise personalized nutrition insight, but the same sample sent to different labs can come back with conflicting advice.
Oct 3, 2025
Diving
Gozo Makes a Strong Case for Europe's Most Practical Dive Week
Compact geography, shore access, wrecks and a new six-person hyperbaric unit make Gozo an unusually practical Mediterranean base for a mixed-experience dive trip.
Jul 25, 2026
Diving
Five Italian Divers Die in Maldives Cave, Rescuer Also Lost
Five Italian divers died in a Maldives cave near Vaavu Atoll on 14 May 2026, and a Maldivian rescue diver died during the search that followed.
May 15, 2026
Latest Trends
A Feather Inside a Tyrannosaur's Droppings Is the First Ever Found That Way, and It May Say Why Some Birds Survived
A nodule half the size of a golf ball, picked up in Montana in 2016, holds feathers, gar scales and the leg bones of a diving bird eaten 66 million years ago. Two of the feathers have a structure otherwise unknown until ten million years after the extinction.
Sep 12, 2026
Health
Turmeric Supplements Solved the Absorption Problem, and That Is Exactly Why They Damage Livers
Curcumin is barely absorbed, so manufacturers add piperine, which can raise bioavailability twentyfold. Liver injury reports have followed the formulations that work best, which is not a coincidence.
Sep 4, 2026
Nutrition
The Carnivore Diet's Evidence Problem, Explained Plainly
All meat, no plants, and a wave of enthusiastic testimonials online. The actual research base behind the claims is nine small studies with no control group at all.
Apr 5, 2026
Lifestyle
Earthquake Safety, Compared: What the Gulf, the US and Europe Actually Tell You to Do
Drop, Cover, Hold On is the near-universal instruction, and the exceptions matter. Here is the official guidance from the UAE, Saudi Arabia, the United States and Europe, and where it diverges.
Aug 12, 2026
Nutrition
Plant Protein Versus Animal Protein: What Actually Matters in a Real Diet
Completeness and absorption differ between plant and animal protein, but for most people the practical gap is smaller than assumed.
Mar 12, 2026
Nutrition
Ultra-Processed Food: What the Research Actually Shows
One rigorous NIH trial proved ultra-processed diets cause overeating. A UK parliamentary report says the classification behind it is too blunt.
Jun 2, 2026
