Fungal, Bacterial, and Viral Skin Infections

Fungal, bacterial, and viral skin infections can range from minor to more serious. Learn about symptoms and treatments that can address these concerns.

Woman breastfeeding

Nipple thrush is a yeast infection that can happen when breastfeeding.

Medically reviewed by Lauren Schlanger, MD

Female doctor discussing with patient in medical room at hospital

How Hidradenitis Suppurativa Affects Different Skin Tones and Races

Medically reviewed by Casey Gallagher, MD

Woman applying ointment on her arm

Bactroban: Uses, Side Effects, Dosages

Medically reviewed by Leah Ansell, MD

Woman bandaging her injured leg on sofa at home.

Are You at Risk of Gangrene?

Medically reviewed by Leah Ansell, MD

Explore Fungal, Bacterial & Viral Infections

Dermatologist inspecting melanoma

How Ringworm Is Diagnosed

Medically reviewed by Andy Miller, MD

Signs that You (or Your Child) Have Ringworm

Medically reviewed by Andy Miller, MD

close-up of capsules on table

What You Need to Know Before Taking Flagyl (Metronidazole)

Medically reviewed by Casey Gallagher, MD

Female doctor examining senior patients hands

How to Treat an Infected Nail (Paronychia)

Medically reviewed by Casey Gallagher, MD

Microbiologist examining an MRSA bacteria on plate

Everything You Need to Know About MRSA

Medically reviewed by Casey Gallagher, MD

A young Southeast Asian woman is applying moisturizing lotion on hands

9 Bacterial Skin Infections You Should Know About

Medically reviewed by Casey Gallagher, MD

scalp ringworm microsporum canis

An Overview of Ringworm

Medically reviewed by Andy Miller, MD

Toe and nail fungus. Woman at a dermatologist.

Athlete's Foot Types and Treatments

Medically reviewed by Casey Gallagher, MD

Woman during workout, stretching arm on the beach

Why Rashes Occur in Skin Folds

Medically reviewed by Casey Gallagher, MD

The fungus that causes jock itch.

Jock Itch Fungal Infection Affects Skin in the Groin

Medically reviewed by Casey Gallagher, MD

A female doctor sits at her desk and chats to an elderly female patient while looking at her test results

Could Your Painful Pimples Be Hidradenitis Suppurativa?

Medically reviewed by Casey Gallagher, MD

Beauty is as beauty does

Best Treatments for Tinea Versicolor Skin Infection

Medically reviewed by Casey Gallagher, MD

Looking down on feet standing on rippled sand

Understanding the Root Causes of Fingernail and Toenail Infection

Medically reviewed by Leah Ansell, MD

Woman applying cream to her arm

What an Interface Dermatitis Reaction Can Reveal About Your Health

Medically reviewed by Jonathan Cluett, MD

How to Tell If an Abscess Needs Medical Attention

Medically reviewed by Casey Gallagher, MD

A culture of E. coli bacteria.

How Cultures Are Used to Diagnosis a Multitude of Ailments

Medically reviewed by Leah Ansell, MD

Doctor comforting patient in office

How to Treat an Anal or Rectal Abscess

Medically reviewed by Casey Gallagher, MD

The doctor is examining the patient's feet Doctor dermatologist

Onychomycosis Causes Thick, Discolored, Ragged, and Brittle Nails

Medically reviewed by Casey Gallagher, MD

woman scratching her skin on her arm

KOH Prep Test to Diagnose Fungal Skin Infections

Medically reviewed by Casey Gallagher, MD

How Ringworm Is Treated

Medically reviewed by Michael Menna, DO

Surgeon operating on a patient's toe

Ingrown Nails Can Be Treated Surgically

Medically reviewed by Leah Ansell, MD

Ill hospital patient

Why Septicemia Is Dangerous Especially for Older Americans

Medically reviewed by Casey Gallagher, MD

First stirring on a bright morning

Do You Have a Fungal or Yeast Infection? Check Out These 10 Types

Medically reviewed by Casey Gallagher, MD

Woman relaxing in a hot tub pool during weekend days of relax and spa in a luxury place during travel vacations.

Learn About Some of the Most Common Bacterial Skin Infections

Medically reviewed by Leah Ansell, MD

Microscopic image of thrush infection of candidiasis

Candidiasis: Yeast Overgrowth and Its Many Forms

Medically reviewed by Casey Gallagher, MD

Female dermatologist Inspecting patient skin moles at clinic

Treating and Preventing Skin Ulcers

Medically reviewed by Casey Gallagher, MD

Woman scratching arm

What Is Tinea Versicolor and Do I Have It?

Medically reviewed by Casey Gallagher, MD

Doctor looking at a woman's skin

Pityriasis Rosea Is a Rash Commonly Mistaken for Ringworm

Medically reviewed by Casey Gallagher, MD

How to Treat the Common Skin Infection of Hot Tub Folliculitis

Medically reviewed by Casey Gallagher, MD

Woman touching her underarm

How Erythrasma Skin Infection Is Linked to Humidity and Diabetes

Medically reviewed by Leah Ansell, MD

Physical therapists are checking patients elbows at the clinic office room.

When Your Hair Follicles Are Infected

Medically reviewed by Casey Gallagher, MD

Healthcare and medical concept. Female scratching the itch on her hand, cause of itching from Allergy, chemical, allergic to detergent or dishwashing liquid and dermatitis, insect bites, burned, drug, skin diseases. Health problem.

How to Spot and Treat Cellulitis Before It Becomes a Problem

Medically reviewed by Leah Ansell, MD

American Dog Tick, Dermacentor variabilis, on skin. Found after walking through tall grass in spring, Saskatchewan, Canada

Rocky Mountain Spotted Fever Facts and Symptoms

Medically reviewed by Andy Miller, MD

Sick woman taking her temperature

Causes and Treatment of Erysipelas (St. Anthony's Fire)

Medically reviewed by Casey Gallagher, MD

Woman applying oil on her legs at the poolside

The 7 Best Toenail Fungus Treatments of 2021

Fact checked by James Lacy

Sugar Cubes and Jar

Does the Candida Diet Work?

Medically reviewed by Casey Gallagher, MD

MRSA bacterial colonies in a petri dish.

Can Athletes Get Staph and MRSA Infections While Playing Sports?

Medically reviewed by Jonathan Cluett, MD

Young doctor examining a senior patient

What Is Ramsay Hunt Syndrome?

Medically reviewed by Leah Ansell, MD

Ringworm Causes

Causes and Risk Factors of Ringworm

Medically reviewed by Andy Miller, MD

Growing old and getting healthy together

Shingles: Coping, Support, and Living Well

Medically reviewed by Andy Miller, MD

A sleeping child with chickenpox

How Many Immunocompromised Kids Are There?

Medically reviewed by Jonathan B. Jassey, DO

Getting flu vaccine

The Best Strategies For Preventing Shingles

Medically reviewed by Casey Gallagher, MD

older man with wrist pain talking to doctor

If You've Had Chickenpox, You Could Be At Risk of Shingles

Medically reviewed by Andy Miller, MD

Older couple relaxing on bed

Caregiving for Someone With Shingles

Fact checked by Ashley Hall

Senior African American man covering his face

Why Is Shingles So Concerning?

Medically reviewed by Andy Miller, MD

Doctor showing older woman results on ipad

How Shingles Is Diagnosed

Medically reviewed by Andy Miller, MD

an eye drop dispenser dripping solution

Herpes Zoster Ophthalmicus: Symptoms, Causes, Diagnosis, Treatment

Medically reviewed by Casey Gallagher, MD

A doctor discusses a new diagnosis with an older male patient.

The Best Ways to Relieve Shingles Pain and Rash

Medically reviewed by Andy Miller, MD