Emily Shiffer

Skin Conditions

Why Do Mosquito Bites Itch?

Infectious Diseases

What Is Powassan Virus? This Tick-borne Illness Can Cause Fatal Swelling of the Brain

Skin Conditions

What Is Scabies? This Skin Infestation Causes an Itchy, Contagious Rash

Sleep

What It's Really Like to Be a 20-Year-Old College Student With Obstructive Sleep Apnea

Digestive Health

Why Does Poop Smell? Doctors Weigh In

Digestive Health

Why Does It Hurt When I Poop—and What Can I Do About It?

Cancer

These 8 Types of Cancer are Increasing in Millennials—How Much Should You Worry?

Infectious Diseases

Can I Still Get Measles If I've Been Vaccinated?

Skin Conditions

'Tree Man' Abul Bajandar Is Back in the Hospital. What Is Epidermodysplasia Verruciformis?

Cellulitis

What Is Cellulitis—and Is This Life-Threatening Skin Condition Contagious?

Digestive Health

Is Your Poop Healthy? The Bristol Stool Chart Shows What It Should Look Like

PCOS

This Is the Best Diet for Women With Polycystic Ovary Syndrome

PCOS

What Actually Causes PCOS—and What to Do About It

Rosacea

The 4 Types of Rosacea–and How to Treat Them