Arrow or Z-track? We'll talk about the 2 main injection techniques: the standard method and the Z-track.

Let's learn more about the varied world of parenteral administration via injection: from intramuscular to endovenous methods, each type of injection has its own associated drugs and relative absorption rates of their active ingredients. Let's discover them together.

Too much medication must not be injected into the arm, and injections can only be done in the buttocks if they're relaxed. And doing it near the kneecap hurts. Here's all the necessary information about injection sites.

What's the right equipment needed for doing an injection safely and with complete peace of mind? That's easy: a syringe and a disinfectant wipe. Here's a guide to find out what's available these days: from disposable syringes to disinfectant solutions.

From disposable syringes and holders, which are devices used with disposable needles, to pre-filled syringes. The world of needles: are you familiar with the "butterfly" needle?

Let's find out together which is the right syringe for each injection, from insulin and antibiotics to light-sensitive drugs. Also, how long are the needles? And are the same syringes used for children?

It's one of the most common injections for administering vaccines and some antibiotics. The intramuscular injection is quick in the way it releases the drug into the human body, and it's less painful than others. It's also a good alternative for people who can't take drugs orally.

Based on calculations by the World Health Organization, around 3 million health workers out of 35 million, almost 10%, are exposed each year to the risk of contracting infections from infected blood caused by needlestick injuries. The fact is, a lot of workplaces and other environments deal with needles: from prisons to tattoo artists. What are the dangers? AIDS and hepatitis.

About 10% of the population has a fear of needles and pins. Psychotherapy deals with other phobias, like one of spiders, with a course of treatment that involves gradual exposure to needles. What does that mean? That you fight the fear of needles with needles.