Hayfever
If 3 sneezes in a row is a sign of good luck, 10 sneezes is more likely to mean your luck has run out – and you probably have hayfever. Also known as allergic rhinitis, hayfever
Headaches & Migraines
The ‘ache’ part of a headache is not derived from the brain, which feels no pain itself, but from highly sensitive nerve endings within the walls of the arteries (blood vessels
HIV/AIDS
HIV (Human Immunodeficiency Virus), like other viruses, targets specific cells, in this case T4 cells. T4, or Helper T cells, are agents of our immune systems. Helper T cells are i