Alzheimer’s ‘associated with reduced risk of cancer’

Funny.If you one disease, you will not have another.
Story:

Alzheimer’s disease is associated with a reduced risk of cancer and vice versa, a study suggests.
US researchers followed 3,020 people aged 65 and above for the study, published in the journal Neurology.
http://news.bbc.co.uk/2/hi/health/8425824.stm