Health A-Z Medical Reference

If you have PNH, it is very important that you connect with others who experience the same rare disease. Here’s how to find them.

If a loved one has been recently diagnosed with PNH, you may feel uncertain and wonder what’s the best way to support them. Here are some tips.

If you have PNH, it’s important that take charge of your health to ensure better outcomes and a better quality of life. Here’s how.

Heat intolerance is when your body can't control its balance between cold and hot. Learn more about the symptoms and causes.

Scrub typhus is a type of bacterial infection. You can get it when a small, infected mite called a chigger bites you. Learn more about signs to watch for and how you can avoid them.

What is Rat Lungworm? Here's what you should know about its causes, symptoms, and treatment.

Common variable immunodeficiency (CVID) is a type of genetic condition that weakens your immune system and causes repeated infections. Learn more.

Empty nose syndrome is a rare complication of nasal surgery. It can make it hard for you to breathe properly, and it can cause headaches and nosebleeds.

Mosquitoes are common pests found in outdoor settings. They often bite and can sometimes transmit diseases. Find out more about mosquitoes and how to prevent mosquito bites in this guide.

Moths sometimes invade your homes, feasting on your pantry goods and textiles. Find out more about these pests and how to prevent them in our guide.

What are honey ants? Discover how to identify and eliminate honey ant infestations.

Although they are called whip scorpions, these arachnids resemble a cross between spiders and scorpions and are not venomous. Learn more about whip scorpions.

Addressing a maggot infestation right away is important in preventing further spread of the pests illnesses they can cause. Learn more about getting rid of maggots.

Pennsylvania Wood Cockroaches are wood roaches found in Pennsylvania. Learn more about their health risks, how to get rid of them, and more.

Pharaoh ants are common indoor pests. Learn what pharaoh ants are, where they live, what health risks are associated with them, how to get rid of them, and more.

Are you dealing with a rabid wolf spider problem? Find out more about these pesky pests and how to get rid of them here.

Rats are common rodent pests that carry disease and damage property. Learn more about rats, potential health risks, and how to get rid of them.

Learn about stick insects. Discover how to identify and eliminate stick insect infestations.

Tarantulas are some of the most well-known spiders. Learn where they live, what they eat, and what to do if one bites you.

Termites are pests that feed on wood and can damage your home. Learn more about the signs of termites, health risks, what to do if you have them, and more.

The giant water bug is a venomous insect with a painful bite. Learn more about how to identify water bugs, why you get them, prevention strategies, and more.

Learn about the differences between millipedes versus centipedes, including health risks, where you might find them in your home, and how to get rid of them.

Mole crickets are common pests that wreak havoc on lawns and turf. Learn the signs of a mole cricket infestation, prevention measures, how to get rid of them, and more.

Learn about mud daubers. Discover how to identify and eliminate mud dauber infestations.

Find out what you need to know about Candida auris, a fungal infection affecting people in hospitals.

Many people have pests in their homes. If you're one of those people, you need to know how to control them and prevent them from occurring again. Read our guide to find out more.

Aspergillus fumigatus is a disease-causing fungus that targets people with reduced immunity. Learn about its dangers, symptoms, and treatment.

Some medicines increase potassium in your body. That could lead to problems for people with kidney disease.

If you have hyperkalemia, it’s very important to advocate for yourself at your doctor’s office. Learn how to ask the right questions, get the best care, and more.

Learn more about how to repel mosquitoes with plants, including which plants to use and other tips.

Spider mites are common household pests that infest crops and houseplants. Learn more about what spider mites eat, why you get them, how to remove them, and more.

Orb weavers are one of many types of spiders, usually identified by their unique webs. Find out more about these creatures, including where you can find them and how to prevent them.

Deer ticks are a common pest found throughout America. Learn more about deer ticks and the dangers of having these pests around.

Thrips are insects that can damage gardens. Learn more about the signs of thrips, what to do if you have them, and more.

Clover mites are a species of mites that feed on plants. Learn what they look like, where they live, and how to get rid of them.

Deer mice are a common rodent that can invade homes. Learn more about deer mice, what to do if you have them, and how to prevent and get rid of them.

Are flying ants dangerous and how do you get rid of them? Find out more about this flying insect and how to manage them.

Millipedes can invade your homes, sometimes in groups. Find out what to do about millipedes when you encounter them.

Learn about locusts. Discover how to identify and eliminate locust infestations.

Mouth larvae can infest oral tissues and cause dangerous side effects. Learn more about the symptoms of mouth larvae, health risks, how to remove them, and more.

Although armyworms are aerial pests, the larval stage of these insects attacks cereal crops. Learn more about armyworms and how to get rid of them.

House centipedes prey on other household pests like cockroaches and termites, but you may not want them in your home. Learn what to do if you have them.

June bugs are a type of beetle. Learn the signs of June bug damage, where they live, what they eat, and more.

Mealybugs are strange-looking creatures that eat plants. Learn more about what they look like, what they eat, and how to get rid of them.

Wasps are beneficial pollinators, but they can be dangerous. Learn more about health risks, what to do if you have them, and more.

Web spiders are beneficial arthropods that feed on many harmful insects. Learn more about the signs of web spiders, health risks, what to do if you have them, and more.

Spider crickets are common household pests that eat fabric and other materials. Learn more about the spider cricket's diet, how they get into homes, prevention methods, and more.

Ever wonder what those fluttering insects are flying around freshwater ponds and lakes? Read our guide to find out about these insects known as dragonflies.

Gnats are tiny flies that can cause a huge annoyance. Learn about the different types of gnats, where they live, and how to get rid of them.