Science

A pulse oximeter is a medical device that measures the oxygen saturation of a patient's blood. Using a pulse oximeter is non-invasive, convenient, and very easy. This means that it can be used by anyone, not just in the medical field. For this reason, pulse oximeters are now widely used at home. Many people...

All cholesterol in the body isn't as bad as you think. There are two types of cholesterol. HDL or high-density lipoprotein and LDL or low-density lipoprotein. HDL is a great way to protect your body and keep cholesterol in your bloodstream low. LDL, on the other hand, is something that needs to be monitored and...