A video circulating on social media claims to show a quick and effective method for checking oneself for dehydration. The video shows two people pinching the skin around the top of a knuckle so it ...

A TikTok doc has revealed a simple way to check your hydration levels — and it’s totally legit. In the video, a man pinches the skin on the back of his knuckles. “Dehydration check!” he says. “Squeeze ...

Medically reviewed by Jordana Haber Hazan, MD Key Takeaways Celiac disease can cause dehydration due to diarrhea and nutrient malabsorption. Sjögren's disease can lead to dehydration by affecting ...

That expensive collagen supplement you’re taking might be completely useless if you’re chronically dehydrated, which most people are without even realizing it. Your skin’s ability to maintain its ...