15. an elevated hdl is considered a

High density lipoprotein (HDL) is good cholesterol and prevents heart from coronary heart diseases. Therefore, elevated HDL is considered as good for health, as it acts as a protective agent and does not deposit on the walls of the arteries.But, very high levels are problematic and the condition is called as

Nail fungus, which can cause the nails to crack, peel and change color and texture.