There are numerous rare congenital or inherited diseases of the immune system and these are frequently referred to as primary immune deficiency diseases.
Although we typically think of those who suffer from HIV/AIDS and congenital diseases that affect the immune system first, anyone can run the risk of an improperly functioning immune system.
People who have lots of colds, get the flu every year or suffer from a suppressed immune system for other reasons often ask, "How do I improve immune system function?"
There are occasional reports of a toenail not growing; however, in most instances, the nail is growing, it is just doing so so very slowly that it's difficult to tell.
A discolored toenail usually means that something is wrong, and unless you have another obvious explanation, you should consider the possibility that you have a fungal nail infection.
The word onychomycosis simply refers to fungal infection of the nail: "onycho" is Greek for "claw" and mycosis is the medical term for fungal infection of any kind.
Most people know about fungal nail infections, those slow infections that turn the nail black and cause it to crumble, but the idea of a yeast nail infection is less familiar.
There has been a lot of talk in the news recently about the positive benefits of retaining cord blood, and the need to invest time and money in stem cell research.
Lactose is a sugar compound found in milk, and for the vast majority of the world's population, one which our bodies find notoriously difficult to process without side effects.