We may be wrong about sunscreen. And the dangers of sun exposure.

I love it, I avoid it, and my vitamin D level is proof neither approach is quite right.

Is Your Blood Sugar Killing Your Fertility?

Your metabolism and your ovaries are in constant conversation — and most women have no idea. Send this to someone you love who is on their fertility journey.

Are your eyes aging faster than the rest of you? It’s not your phone. It’s this.

Is it your phone, your hormones, or just time? The answer surprised me.

My Personal Longevity Protocol & Decision Framework (2026)

What I actually do — and how I think about what's worth doing.

My Top 10 Science-Backed Ways to Improve Your Metabolism

(Plus why I’m doing a mini gut reset.)

Is Your Sex Drive Missing? Or Is Something Hitting the Brakes?

Your libido isn't broken. But something might be blocking it.

Is Your Mammogram Actually Finding Your Cancer?

The breast screening technology we use most is also one of the most flawed tools in medicine.

Hot flashes are a cardiovascular warning signal. New evidence.

Women with frequent hot flashes are 63% more likely to have aortic calcification — independently of estrogen levels.

The new biomarker that predicts muscle loss, bone density, and mortality.

CCR—creatinine-to-cystatin C ratio—is a longevity marker that measures muscle mass and bone density simultaneously. Creatinine is already on your standard labs. You just need to ask for cystatin C.

Your water has a plastic problem. Here's how to fix it.

The water you drink every day might be one of your biggest sources of toxins.

Not All Protein Powders Are Created Equal. Here's How to Choose.

Your protein powder might be less effective — and less safe — than you think.

Every woman should start vaginal estrogen by 50. Here's the case.