Health

The habits that genuinely improve sleep, why light timing matters more than most advice admits, and what to do when you cannot fall asleep.

Where vitamin D actually comes from, how much sun you need, which foods contain meaningful amounts, and when a supplement makes sense.

Cholesterol is not simply bad. Here is what it actually does, what HDL and LDL mean, and what the numbers on a lipid panel are telling you.

High blood pressure explained in plain language: what the two numbers mean, the reading ranges, what causes it and when to see a doctor.