how to avoid malware on flash drives

19.11.20: cyb/sec/how to avoid malware on flash drives:
co.quora:
. any computer is prone to infections from
visiting malware-infected websites or pdf's;
most usb peripherals contain firmware
that can be infected with malware,
so that a website can infect computer firmware;
then it can infect your flash drive firmware
which can then infect other computers.

arrythmia better or worse from low iron?

19.11.25: med/heart/afib/
arrythmia better or worse from low iron?
. an elder who visited the doctor for afib
(atrial fibrillation or arrythmia)
was told that one aggravating factor was that
her ovo-vegetarianism had resulted in low iron
and that she needed to take iron supplements.
. I was surprised to hear this,
because it was previously believed that
higher iron levels involved oxidative stress
and men were being encouraged to give blood
in order to keep their iron low.
[Amer J Epi 1998]
. however, ...

how moderate red wine use affects hormones

19.11.11: web.health/hormonics/diet
/red wine and alcohol:
. red grapes fermented or not
may raise levels of free testosterone (T)
by reducing conversion of T into estrogen;
and can also lower the binding of T with SHBG.
. alcohol may reduce inflammation for heart,
[Dr.Sears, the inflammation zone]
and it may reduce what is binding T,
but may also convert more T to estrogen,
and might reduce progesterone levels.
. red wine compared to white wine,
gives more free T and lower SHBG levels.