Teen depression is rising, and biology, social media, sleep loss, and stress all play a role. Here's what the science says about why adolescents are struggling.
Certain nutrients like zinc, folate, and vitamin C directly support white blood cell production. Here's what to eat to help your immune system work well.
Dog separation anxiety has real biological roots. Learn how genetics, early life, your bond, and daily routines all shape how your dog handles being alone.