Rinsing a burn with cool running water for at least 20 minutes within 3 hours of injury reduces the likelihood of needing skin grafts to roughly 60% o…
Cost
No cost involved. It requires 20 minutes of time.
Benefit
An Australian study followed 2,495 children with burns. For kids who rinsed the burn with …
If someone suddenly develops a full-body rash along with trouble breathing or dizziness, treat it as anaphylactic shock. Call 120 right away and clear…
Cost
No cost involved. However, people with known severe allergies must purchase epinephrine au…
Benefit
Epinephrine is the recommended first-line treatment for all grades of anaphylactic shock (…
Move any hard objects away from the person. Lay them on their side with their mouth facing down, and start timing the seizure. Don’t hold them down, d…
Cost
No cost at all.
Benefit
This approach prevents injuries to teeth and jaws caused by forcing the mouth open or inse…
First, give 15 grams of sugar — sugar cubes or a small carton of juice both work fine. Retest blood sugar levels after 15 minutes; if they’re still lo…
Cost
No cost involved. Just keep a few sugar cubes or a small carton of juice on hand.
Benefit
A blood sugar level below 3.0 mmol/L qualifies as clinically meaningful hypoglycemia. If a…
First, turn off the power, or use a dry wooden stick to move the electrical source away before touching the victim. Pulling them by hand directly can …
Cost
No cost involved.
Benefit
This approach prevents rescuers from getting electrocuted as well, avoiding a situation wh…
When the alarm sounds, or when multiple people in one room start experiencing headaches, nausea, and dizziness, move everyone outdoors first and then …
Cost
No cost at all.
Benefit
According to China’s disease surveillance system, 11,523 people died from carbon monoxide …
If someone swallows detergent, pesticides, or medicine, do not make them vomit — spitting out corrosive liquids would burn the esophagus all over agai…
Cost
No cost involved. Simply keep detergents, disinfectants, pesticides, and medicines out of …
Benefit
The Chinese CDC provides four distinct response protocols. For ingestion: drink milk or eg…
Follow three simple steps. First, strip off any clothing, shoes and socks that have been exposed — the areas covered by fabric sustain the worst injur…
Cost
No cost involved. On your first day at work, locate the eyewash stations and safety shower…
Benefit
These three on‑site actions are vital. First, promptly removing contaminated clothing prev…
Red, hot skin, slurred speech and confusion are signs of heatstroke. It can take just minutes for someone to go from feeling dizzy to losing conscious…
Cost
No cost at all.
Benefit
The U.S. National Weather Service describes heatstroke as a “serious medical emergency.” I…
Only conscious individuals should drink. Consume cool, lightly salted water or sports drinks in small portions, about 500–1000 ml per hour. Do not dri…
Cost
No cost involved. A bottle of sports drink costs just a few yuan.
Benefit
The Chinese CDC published the “Guidelines on Prevention and Emergency Treatment of Heatstr…
Drop to the ground and crawl toward the nearest exit, staying under any smoke layer. Before opening a door, touch the handle and door surface first; i…
Cost
Installing one or two standalone smoke detectors at home costs only a few dozen yuan. It’s…
Benefit
FEMA’s official fire escape guidance matches these steps exactly: “Drop to the ground and …
A drowning person instinctively pulls their rescuer underwater, so anyone who enters the water risks drowning too. The proper sequence is: shout for h…
Cost
No cost involved. The hard part is resisting the urge to jump in.
Benefit
WHO reports that about 300,000 drownings occur worldwide each year, with 92% occurring in …
First ask, “Are you choking? Can you speak?” If the person can still cough forcefully or make sounds, let them keep coughing — coughing often dislodge…
Cost
No cost involved. To perform the technique: make a fist with one hand and place it just ab…
Benefit
According to the original text from the U.S. National Library of Medicine: First ask, “Are…
Stay right where you are, preferably next to your vehicle — it serves as the best shelter from the sun. The proper sequence is: if you have a signal, …
Cost
Before venturing into such areas, inform someone of your planned route, destination, retur…
Benefit
The National Park Service’s Mojave Desert page lists three key statements: “Each person ne…
When body temperature drops below 35°C, hypothermia sets in. Victims start to shiver, speak unclearly, walk unsteadily, and have trouble thinking. Rem…
Cost
An emergency thermal blanket costs just a few dollars, plus a spare dry set of clothes. Le…
Benefit
According to the U.S. National Weather Service, any body temperature below 95°F (35°C) ind…
Sit down and stay motionless; immobilize the bitten limb. Remove any rings or watches right away, as swelling will set in quickly. Get to a hospital w…
Cost
No cost involved. The key is knowing in advance which nearby hospitals stock antivenom; th…
Benefit
The WHO lists three key recommendations: “Immediately immobilize the affected body part an…
First, determine what kind of building you’re in. For structures built after 2001 that meet seismic codes, you’ll need to go down stairs or through a …
Cost
No cost at all. Just take a moment beforehand to see how many steps it takes to reach the …
Benefit
The China Earthquake Administration’s educational video “Earthquake: Hide or Run?” promote…
Never run — bears can sprint uphill or downhill just as fast as racehorses. Also, don’t climb trees; both black bears and brown bears are excellent cl…
Cost
No cost involved. When heading into the mountains, bring a hiking pole, hike in a group, a…
Benefit
The original guidelines issued by the U.S. National Park Service on bear encounters contai…
There is no safe spot outdoors during a thunderstorm. You must get into a hard-topped vehicle or building; convertibles and motorcycles do not qualify…
Cost
No monetary cost. The downside is that your trip gets interrupted for at least half an hou…
Benefit
There is no safe spot outdoors during a thunderstorm. It is only safe to leave 30 minutes …
This guideline focuses on sleeping altitude, not daytime elevation. Sleeping above 2,450 meters already poses a risk of altitude sickness. Once above …
Cost
It requires an extra day or two for acclimatization. Preventive medications are prescripti…
Benefit
Sleeping above 2,450 meters increases the risk of altitude sickness. Without prompt descen…
Use fine-point tweezers to grasp the tick’s head right against the skin, then pull steadily outward. Never apply oil, use heat, or yank sideways — doi…
Cost
A pair of fine-point tweezers.
Benefit
Applying oil, using heat, or pulling sideways can provoke the tick to release infectious f…
Any microbes capable of causing illness through water are killed within seconds at boiling temperature. Boiling for an additional minute simply provid…
Cost
You’ll need to carry extra weight in the form of a stove and fuel.
Benefit
All microbes that can cause disease via water are inactivated within seconds at boiling te…
Give him the money, do not fight back, and do not argue. By demanding a few hundred yuan, he is committing robbery — a crime punishable by at least th…
Cost
The cash you have on you. The real challenge is keeping your temper in check.
Benefit
Your life is far more valuable than a few hundred yuan. The offender is committing a serio…
If you intervene, your actions shift from “trying to calm things down” to “taking part in a fight.” Participating in a group brawl can land you in pri…
Cost
No money is required. The hard part is resisting the urge to step in and the temptation to…
Benefit
Article 292 of the Criminal Law states: “Those who lead or actively take part in group bra…
