Tatsiana Yashyna
Deputy COO at Welltory
Deputy COO at Welltory. With a background in medicine and years of working with health data, she translates research and real physiological signals — sleep, stress, heart rate, and hormones — into clear, evidence-based explanations that help people understand what their bodies are telling them.
Latest articles
Why do I pee so much at night? What's normal, the causes, and how to stop it
Waking once a night to pee is common; waking 2 or more times most nights is worth a look. Why it happens at night but not by day, what is normal at each age, the causes from evening drinks to sleep apnea, and what helps.
Why do I keep getting sick? What's normal, what's behind it, and when to look further
Most adults catch two or three colds a year. What makes some people catch more — short sleep, stress, young children at home, the crash at the start of a vacation — and the patterns that mean it is time to see a doctor.
Why is my blood pressure high in the morning? What's normal, what's not, and what helps
Blood pressure naturally climbs as you wake, and a short night, late drinks or a rushed reading can push it higher. What morning numbers like 130/85, 140/90 or 150/100 mean, how to measure properly, and when a reading is urgent.