Here’s your easy-to-follow guide to what makes cookware “toxic,” how to find cleaner materials and brands, and how to use them safely. Because all you should have to worry about in the kitchen is nailing that recipe. For a long while, these chemicals were used to give nonstick materials like Teflon their slick coating. There’s research suggesting that exposure to PFAS can cause hormone disruption, reproductive issues2, and certain cancers3 in animals and humans—though scientists are still unsure about the level of exposure needed to affect health....

Here, discover the small, sustainable, science-backed changes—plus one really intriguing supplement—that will help you look and feel your best: When people were allowed to sleep only 4.5 hours per night for four nights, participants in one study experienced a 16% drop in insulin sensitivity overall, and their fat cells’ sensitivity to insulin dropped 30%. Researchers say that is equivalent to metabolically aging someone 10 to 20 years. To ensure you’re sleeping enough, scale back on tech before bed, try wearing blue-light-blocking glasses in the evening, and consider a magnesium glycinate supplement....

There are four primary attachment styles, with three of them falling under the umbrella of insecure attachment. One of those three is ambivalent attachment, also known as anxious attachment or anxious-ambivalent attachment. According to somatic psychologist and licensed marriage and family therapist Holly Richmond, Ph.D., LMFT, a child develops an ambivalent attachment style when they find from an early age that they cannot truly rely on their caregivers emotionally. This results in relationship difficulties down the line, she says, wherein those insecurities around trust and emotional support and connection keep rearing their heads....

But sleep is only as helpful as you allow it to be, which is why it’s important to implement best practices, from beneficial skin care products and simple nighttime rituals to supportive sleep aids so you can wake up with a glow from head to toe. So as you’re putting together your evening lineup, let’s assume you’ve washed your face thoroughly. Then apply your serum or treatment of choice. Most skin care experts recommend retinol or bakuchiol....

Sleep is essential for so many aspects of our physical, mental, and emotional health, and studies show1 that more than 70% of Americans are not getting as much restorative sleep as they should. If you’re hoping for a hotel-quality sleep at home, a new mattress might be just what you need. Read on for our picks of the best pillow-top mattresses to bring a feeling of five-star luxury to your bedroom....

Dosage: While the standard reference range for vitamin D levels falls between 50 to 60 ng/mL, in functional medicine we aim for an optimal range between 60 to 80 ng/mL. Depending on where your starting levels are, anywhere between 2,000 and 6,000 IU is an adequate amount per day. Make sure to test your vitamin D levels to find out your starting point, and retest to gauge how your vitamin D level optimization is going....

For some, these birds have the reputation of being loud, aggressive, and mean. However, certain cultures see them as lucky or a symbol of good things to come. And according to animal spiritualist Jordana Van, seeing a blue jay a lot within a short period of time could indicate it’s coming to you as a force of spiritual guidance. The throat is one of the body’s main channels for creativity, and birds in general are representatives of the air element, which is all about communication, she notes....