From niacinamide to peptides, these new hair ingredients promise healthier strands. Experts explain what actually works and ...

WHETHER that smooth tresses or glossy waves, we all want hair that looks and feels healthy. But with so many new products, ...

Accutane, known generically as isotretinoin, is not simply a strong acne medication. It is a systemic retinoid that ...

Smartwatch makers promise to turn your wrist into a sleep lab, translating tiny movements and heart rate blips into colorful ...

Day to day, it might be tempting to take plants for granted. But you'd do so at your peril; our leafy brethren are staggeringly complex, as revealed when they're put under the microscope. To give ...