Fitness
What Garmin's Recovery Time Actually Means for Your Workouts
Garmin's recovery time doesn't mean you must rest until the timer hits zero. Here's what the number actually tells you.
Fitness
Fitness
How to Protect Yourself From Seven Common WhatsApp Scams
Most WhatsApp scams rely on social engineering, not high tech. Learn the seven most common tactics and how to stop them.
Fitness
Cortisol Disrupts Grid Cell Activity and Spatial Navigation, Study Finds
Cortisol weakens grid cell activity in the brain, impairing spatial navigation. The findings may shed light on stress as a risk factor for dementia.
Fitness
Samsung Galaxy Watch Ultra2: $100 Amazon Gift Card With Pre-Order
Amazon is offering a $100 gift card with Samsung Galaxy Watch Ultra2 pre-orders at $699.99, valid through August 6.
Fitness
42-Year-Old Childhood BMI Theory May Be Wrong, Study Finds
New research suggests the "adiposity rebound" in children reflects normal muscle growth, not fat gain, challenging four decades of clinical thinking.
Fitness
Silver Diamine Fluoride Stops Cavities in Young Children Without Drilling
A large U.S. clinical trial found that SDF liquid stopped tooth decay in more than half of baby teeth treated. No drilling or sedation required.
Fitness
Antizuck App Detects Nearby Meta Smart Glasses via Bluetooth
Antizuck is a $2.99 iPhone app that scans Bluetooth signals to detect nearby Meta glasses and other smart eyewear. Its detection range is limited to specific de
Fitness
AHA: Up to 400mg Daily Caffeine Safe for Most Adults
A new American Heart Association statement finds moderate coffee intake is safe and may benefit heart health. High-dose sources like energy drinks pose risks.
Fitness
Mediterranean Diet Linked to Anti-Aging Proteins in Mitochondria
USC researchers found older adults who closely followed a Mediterranean diet had higher blood levels of two protective mitochondrial microproteins.
Fitness
High Chili Pepper Intake Linked to Greater Gastrointestinal Cancer Risk
A review of 14 studies found heavy chili pepper consumers were 64% more likely to develop gastrointestinal cancers, with the strongest link to esophageal cancer
Fitness
Best Tech Deals This Week: Headphones, TVs, and More
This week's top tech deals include AirPods Max 2, GoPro Max 2, the Hisense CanvasTV, and deeply discounted premium headphones.
Fitness
Johns Hopkins Scientists Uncover How Sharp Central Vision Forms Before Birth
Johns Hopkins researchers identified how fetal retinas develop sharp central vision, a finding that could guide future treatments for macular degeneration.
Fitness
Lifehacker Daily Deals Live Blog: Best Deals Today
Lifehacker tracks the best deals every day in one place. Price-tracking tools filter out hype so only genuinely worthwhile deals are highlighted.
Fitness
Dual Gene Mutations Explain How Melanoma Achieves Immortality
Scientists identified two cooperating gene mutations that give melanoma cells abnormally long telomeres, enabling unlimited growth and tumor survival.
Fitness
Samsung's The Frame 55-Inch TV Is $400 Off Right Now
Samsung's 2025 55-inch The Frame TV is down to $697.99—a $400 discount and the lowest price seen on this model.