what happens with the virus, it comes into your body, takes over your immune system, makes you susceptible to get diseases such as pneumonia, mum know sister tis knpneumonia, a type of skin cancer that can kill. he s not alone. there s about 30 million people out there that have this disease. i think it s important to really stick to the regiment. but always practice safe sex. that s a key. marc, we heard so much about this in the 80s when it first started and started to spread. now it almost comes to some people like a surprise that, a, you re living so long and it seems to be be so kind of an availability to be accepted. i m so glad. because of these drugs. exactly right, eric. i m so glad we re talking about this today. i trained on hiv in the 80s and 90s. more than half of my case load as an intern was aids. hiv is not aids. it s the virus that causes aitdz. how does it do that? hiv attacks your immune system,