From fall allergies to histamine intolerance, an Atlanta allergist breaks down how histamine works and cautions against restrictive diets and unproven online remedies.

It’s not just in your head.

Childhood allergies rarely present as isolated issues. While one child may experience itchy skin and rashes, another may complain of a perennial runny nose and some wheeze a lot with infections, and ...

Here’s what immunologists, infectious disease specialists and tick experts want you to know about this potentially dangerous alpha-gal syndrome, a tick-borne illness that causes a meat allergy. Search ...

Ragweed is in the air this fall, and so is the common cold. Here's the difference between the two and how to treat them.

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...

Allergy season can begin as early as January in warmer parts of the country and last until the first hard freeze. The timing ...

Anemia happens when red blood cell levels drop below normal, most often due to iron deficiency. This can trigger headaches or migraine episodes because low iron may reduce serotonin levels and limit ...

Thunderstorms can trigger sudden breathing problems when high pollen levels combine with humidity, strong winds and storm outflow. Experts explain how thunderstorm asthma happens, who is most ...

Loss of motivation can stem from chronic stress, burnout, sleep deprivation, or nutritional deficiencies like low iron or vitamin D, which often cause fatigue and mood changes. Persistent apathy or ...

Scientists discover your body may be remembering allergens — and making your hay fever worse - ...

"Two children may present with similar complaints but have different underlying allergic conditions. Understanding the pattern of the disease helps decide what investigations are needed and how best ...