Sleep Guides for Women Over 40

Practical, evidence-based guides · Yu Sleep Editorial

Sleep changes in your forties for reasons that are physiological, well documented and largely addressable. These guides cover what actually shifts, and which approaches have research behind them.

Natural Sleep Aids for Women Over 40: What the Research Actually Supports

A plain-English look at the natural sleep aids women over 40 ask about most — magnesium, melatonin dosing, L-theanine, tart cherry, valerian and glycine — and what the evidence says about each.

8 min read

Why You Wake Up at 3am (And What Actually Helps)

The 3am wake-up has specific physiological causes — cortisol timing, blood sugar dips, temperature shifts and alcohol. Here is what is happening and which changes make a measurable difference.

7 min read

A Realistic Bedtime Routine Checklist (30 Minutes, Not Two Hours)

Most bedtime routines fail because they are too long. Here is a 30-minute wind-down built around the three things that actually drive sleep onset — light, temperature and mental load.

6 min read

Magnesium for Sleep: Which Form, How Much, and When It Helps

Glycinate, citrate, threonate or oxide — the form of magnesium changes everything about absorption and tolerability. A practical guide to choosing, dosing and timing.

7 min read

Perimenopause and Sleep: Why It Changes and What Helps

Falling progesterone, fluctuating estrogen and disrupted temperature regulation change sleep in specific ways during perimenopause. What is happening, and which approaches have evidence behind them.

8 min read