Tatyana Yashyna
Deputy COO at Welltory
Deputy COO at Welltory. Drawing on her medical education, operational leadership, and experience working with data, she explores how thoughtful, evidence-informed systems can support employee well-being and help people better understand their physiological patterns.
Latest articles
July 30, 2026
Low Libido Isn't a Flaw: How Stress, Sleep, and Your Cycle Actually Shape Women's Desire
For many women desire is responsive, not spontaneous — and stress, sleep, and your cycle press the brakes or the accelerator. Here's what really drives it, and what helps.
July 30, 2026
Half of Men Over 40 Have Some ED — and It's Often the Body's First Warning. What Really Drives Libido and Erections
An erection is a vascular event — so weight, sleep, stress, and activity shape it, and ED can be an early sign of heart trouble. Here's what moves it, and why lifestyle can turn it around.
July 30, 2026
Half of Infertility Is Male: Why His Sleep, Stress, and Habits Matter — and the 75-Day Window to Change Them
Sperm takes about 75 days to make. Here's how a man's sleep, drinking, and stress shape fertility — the evidence, and how to use the window.