Opportunities however mean little if you donât have the time to identify the most attractive possibilities at hand, evaluate your options, make the hard choices necessary to place your bets right and then develop those opportunities into something that makes a real difference to your business.
Answer Wiki. As John suggests, divers that ascend too quickly can get an air embolism. Bends (decompression sickness) is slightly different and requires a diver to have been at some depth breathing a nitrogen mixture for some time. You can get an embolism even if you havenât been down long enough to need decompression stops.
Swim in a group. Regardless of the danger of sharks, you should avoid swimming alone. If sharks are present, however, it's even more important to travel with a buddy or a group. Sharks are less likely to approach and attack a group of people, and if one member of the group is attacked, help is immediately available. When diving, go straight to the bottom. 2  If you swim on the surface it will make you look like a fish. 3  If you see a shark, exit the water and alert others. 4  If the shark is aggressive, be prepared to fight (punch the shark in the nose).