Genetics

Cilantro, the green leaves and stems of the Coriandrum sativum  plant, is one of the most interesting and divisive ingredients in the culinary world. While some people enjoy its fresh, citrusy flavor, others find it unpleasant with an unmistakable soapy smell. This is not just a matter of preference; according to published data, betwee n 3% and 21% of the   population  is genetically predisposed to perceive  cilantro as soapy (Clinic, 2025) . Figure 1. A bowl of cilantro read

Caffeine is one of the most widely consumed psychoactive substances in the world, valued for its stimulating effects on the brain and body. To understand how caffeine works, it is necessary to examine its biological mechanisms and the genetic factors that influence caffeine sensitivity. What is Caffeine? Caffeine is a naturally occurring central nervous system stimulant in the methylxanthine class, a group of drugs with stimulatory and bronchodilatory (or the ability to open

It is a common misconception that height is purely genetic. Parents’ height genes only determine 80% of their children’s height; the...

In most people, hormones send signals to the brain that regulate appetite by triggering feelings of hunger and fullness. What happens...

Do you typically prefer a salty bowl of chips over a bag of sweet candy? Or do you prefer sweets over savory foods? Food preferences,...