April 8 (Reuters) - The U.S. and Iran have confirmed a two-week ceasefire following mediation by Pakistan. U.S. President Donald Trump announced the ceasefire less than two hours before his deadline ...

An allergic reaction happens when your immune system defends against substances that otherwise wouldn’t pose a threat to your body. Common allergens include pollen, mold, and certain foods. Share on ...

It's rare, but you can have allergies to sunlight, sweat, and even water. Treatment for allergies includes antihistamines and immunotherapy to relieve and prevent symptoms. Difficulty breathing, hives ...

Functionalized γ-lactones and cyclopropanes with amide substituents are crucial in chemical and pharmacological processes, yet their synthesis poses significant challenges. Here, the authors introduce ...

Reaction kinetics and dynamics refers to the study of why, how and how fast chemical processes take place. Chemists seek to understand the details of change at the molecular and quantum level and how ...

The fight, flight, freeze, or fawn response refers to involuntary physiological changes that happen in the body and mind when a person feels threatened. It can cause rapid breathing, flushed skin, ...