Got that sinking feeling? Can't work out why some people float and while others sink? Discover the facts about floating and sinking and learn some of the tricks to staying afloat from some simple exercises and top tips. Not everyone naturally floats on water so those of us who do not, have to learn how to keep our body afloat in water. There are many tips and tricks to help keep us at the water surface as we swim and move through the water. Learning to discover our level of buoyancy and how our body behaves in the water is essential to learning how to prevent that sinking feeling.