Will a cotton ball sink or float?

Cotton balls only float while is air trapped between the fibres. When all the air has been replaced by water, the cotton ball sinks. Cotton balls sink faster in hot or soapy water because both wet the cotton fibres and replace the air trapped between them much faster than pure cold water. Cotton in solid … Read more

Is it a seroma or swelling?

In many cases, a seroma will have the appearance of a swollen lump, like a large cyst. It may also be tender or sore when touched. A clear discharge from the surgical incision is common when a seroma is present. You may have an infection if the discharge becomes bloody, changes color, or develops an … Read more

What side of the heart is affected by congestive heart failure right left or both?

Heart failure can involve the left side (left ventricle), right side (right ventricle) or both sides of your heart. Generally, heart failure begins with the left side, specifically the left ventricle — your heart’s main pumping chamber. Fluid may back up in your lungs, causing shortness of breath. Right–sided CHF occurs when the right ventricle … Read more