Below-zero temperatures are a good excuse to find useful things to do indoors, so here’s an idea: Donate a pint of blood.
Below-zero temperatures are a good excuse to find useful things to do indoors, so here’s an idea: Donate a pint of blood.
The pulse oxymeters rely on measuring the amount of light passing through a person's finger. Besides blood, this light can ...
Advances in technology have made it increasingly easier for people to self-monitor their heart health, whether it's via a ...