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.
What is the difference between a cyclone and a flood? A cyclone is a large-scale weather syetm in which air circulates  around a center of low pressure. Cyclones often bring stormy  weather. A flood is any event in which signifâ¦icant amounts of water  are present on land where it would not normally be.