How long can a cylinder dive?
There is no fixed answer to this. Everyone's physique and technical experience are different, and there will be different results. The most important thing is that the diving depth will affect the speed at which divers consume air.
Deep dive time
0-10m120min
10-20 minutes and 60 seconds
20-30 minutes, 40 minutes
30-40 meters, 30 minutes
Free diving skills and precautions
Free diving skills and precautions
Is scuba diving dangerous?
According to the data provided by a foreign source, diving ranks 43rd among the risk factors of various sports. The 42nd place is football, and the first place is air sports.
What does diving posture mean?
You can't talk in the water, you can only transmit information by other means, among which the world-recognized diving gesture is one. Mastering and expressing diving posture skillfully is the premise to ensure diving safety. Occasionally, different diving instruction groups will have different diving gestures, so it is necessary to confirm and unify their respective gestures before diving.
Can I wear contact lenses to dive?
It is generally not recommended to do this, not only because glasses are easily washed away underwater, but more importantly, when you rise, your eyes will start to discharge nitrogen like all parts of your body, and contact lenses will hinder this process and be harmful to your health.
What effect does diving have on people's health?
As long as it is properly operated, diving can explore people's potential through a stressful life, make people's bodies overload training and enhance their endurance. Because underwater heat dissipation is much faster than on land, there are many underwater gyms abroad to lose weight and exercise.
In addition, diving is also a good way to exercise people's psychological quality. It lets you learn how to face an unfamiliar environment. At present, some enterprises have used diving training to train their managers.
Can people who are not good at swimming dive?
Diving is not a water race, what is needed is the technology and knowledge to ensure safety, and water quality is not the main problem. When you sign up for diving practice overseas, you usually need to swim a distance of about 20 meters, regardless of speed and strength, just to prove your swimming ability.
Don't eat beans, cabbage and other foods that are easy to ferment before diving, don't drink carbonated drinks such as soda, beer and cola, and don't chew gum.