High-density lipoprotein cholesterol or HDL cholesterol is a particle composed of a lipoprotein that surrounds a lipid molecule called cholesterol. Remember that not all cholesterols […]
Author Archives: Ethan Hoffmann
Explainer: Chicken egg yolks are not bad for your heart
Are chicken egg yolks bad for your heart health? Do they raise the cholesterol level in your blood? The simplest answer is no. Despite unfounded […]
Studies: Pros and cons of standing and stand-biased desks
Standing desks and stand-biased desks or sit-stand are desks or workstations that promote orthostatic posture in which the body is held in an upright position […]
Innate and adaptive: Two layers of immune system defense
The immune system provides an organism with natural protection against diseases caused by pathogens such as bacteria and viruses and tumor or cancer cells through […]
The roles of telomeres
Telomeres or telomere is a region of short DNA sequence located at the ends of eukaryotic chromosomes. Their roles center on maintaining the integrity of […]
Senescence 101: The major theories of aging
What causes aging? Why do most species such as most animals and fungi age? Over the years, scientists have come up with different theories to […]
The evolutionary theories of aging
There is a body of theories that collectively provide an explanation behind the causes and mechanisms of aging from an evolutionary perspective. These are called […]
Major types of HIV: Difference between HIV-1 and HIV-2
The two major types of human immunodeficiency virus are HIV-1 and HIV-2. Note that HIV-1 is the most widespread cause of HIV infection in the […]
Reasons why HIV infection is hard to cure
HIV or the human immunodeficiency virus is a lentivirus that causes HIV infection. An unmanaged infection can lead to a condition called acquired immunodeficiency syndrome […]
Five types of physical fitness training
There are different categories or types of physical fitness training. Each corresponds to a defined purpose or fitness goal such as the development and improvement […]