The annual health-care costs for people who are extremely obese are almost twice those of normal-weight people. Very sobering is the fact that severe obesity is increasing at a much faster rate than moderate obesity, quadrupling from 1986â2000.6.
As a sea is connected to the oceans, which are salt water, most seas are also salt water. This is not a distinguishing feature between a sea and a lake, however, as lakes are more commonly freshwater but can be salty depending on their source and their surroundings.
Best Answer: An ocean is: a large body of water constituting a principal part of the hydrosphere. And oceans are the largest division of open water. A sea is: a division of an ocean or a large body of salt water partially enclosed by land Hence a sea is a smaller division of open water, and attached to an ocean.