Klein is a contributor for TIME. Klein is a contributor for TIME. Nearly a third of American adults have some kind of allergy. If you’re one of them, you’re probably eager to find a solution. Allergy ...

B12 shots work fast but don’t last long. Most leaves your body within a day, though some is stored in the liver. Regular injections may be necessary to maintain steady levels, especially if you have ...

What if instead of temporarily relieving your allergies with medication, you could train your immune system to stop overreacting to your allergens altogether? That’s the idea behind allergy ...

Allergies affect millions of Americans each year, causing symptoms like sneezing, congestion, itchy eyes, fatigue, and even asthma flare ups. For many patients, over-the-counter medications or nasal ...

Allergy shots may help relieve symptoms of severe chronic allergies. Medicare Part B covers most of the cost if the shots are deemed medically necessary. The cost depends on what type of plan you have ...