
Aliens: Parasites Inside Us
The term "parasite" describes creatures that feed on the life activity of another living being. Intracellular parasites (viruses) and protozoa as well as more complex life forms such as worms, fungi, and others can live inside the human body. The most common parasites that live in the human body are helminth worms: according to WHO statistics, about 4.5 billion people are infected with them.
Key takeaways
- The term "parasite" describes creatures that feed on the life activity of another living being.
- How dangerous are parasites?
- How can one become infected and who is at risk?
Who this is for
People exploring Gastrointestinal tract through diseases, parasitic infections.
Why it matters
This piece helps you get oriented quickly, then move into a collection or series if you want to keep going.

Dr. Halina
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8 Tips for a Safe and Healthy Barbecue Party
The flavor of the barbeque, enticing smells, and juicy slices of meat or fish on the grill are common for summer weekends. Being outdoors helps people clear their heads and regulate emotions. At a barbecue, your stomach will be working hard to digest all of that food. How can you enjoy your picnic without suffering from heartburn, cramps, or even something worse afterward? Here are the 8 tips for a safe and healthy barbecue.

What To Do if You Accidentally Swallow a Foreign Object?
Parents are very careful to monitor what young children put in their mouths. It is easy for a person to accidentally swallow a fruit pit or vegetable seeds that are too large. Let’s look at how to handle a situation where someone has swallowed a foreign object.

Is It Safe To Use Expired Medications?
On one hand, expired pills do not differ from new ones in color or appearance. However, is it okay to use them once they are past the expiration date?

Are Cold Hands a Sign of a Medical Issue?
If you get cold hands often, even in warm weather, you should consult a doctor. The cause may be both the usual vegetative-vascular dystonia, and problems with the blood flow or blood vessels. Where should you start and what doctor should you visit?
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