Heroin Tolerance

  Drug Tolerance Drug tolerance is "a decline in effects following repeated use." Consequently, more and more of a substance must be consumed, in order to achieve the same intensity of effect. Heroin tolerance is no different. Over time, mor

How Heroin Affects Pregnant Women

Unborn Child The adult brain exists in a well-protected stable environment, which is due, in part, to a semi-permeable membrane that separates circulating blood from the brain. This membrane is referred to as the Blood–Brain-Barrier (BBB). It he

Why Does Heroin Make You Nauseous?

Many people think that if you use heroin you just get high, but that's not the entire story. There are many unpleasant effects too, such as constipation, itching, nausea and vomiting. Getting sick after using heroin is such a common reaction, that

Why Does Heroin Make You Constipated?

What is constipation? Constipation is broadly defined as unsatisfactory defecation characterized by infrequent stools, difficult stool passage or both.​   Signs of constipation 1. Difficult and/or painful bowel movements 2. Bo

Why Heroin Makes Your Pupils Small?

  What do pupils do? The purpose of our pupils is to improve our vision. Pupils allow light to pass through to the receptors so that we can see things. However, the amount of light that is necessary to see something may change depending on