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Female physiology introduces predictable, life-stage-specific shifts in HRV. Across the menstrual cycle, pregnancy, postpartum recovery, and the menopausal transition, HRV does not simply “go up or down.” Instead, the baseline itself moves.

Heart rate variability (HRV) describes how much the time between your heartbeats changes from one beat to the next. It offers a non-invasive window into how flexibly your cardiovascular and nervous systems respond to stress, recovery, and daily demands.

Polycystic ovary syndrome, or PCOS, is a condition in which your ovaries create excess levels of androgen hormones, thus affecting ovulation patterns. PCOS can lead to a number of symptoms, including infertility, and is the leading cause of female infertility.

Endometriosis is a condition in which tissue similar to the tissue of the uterine lining grows in other parts of the body. The condition affects about 1 in 10 women and can lead to disruptive pelvic pain and infertility.

Restricting carbs or calories may feel like control in the short-term, but it can quietly pull the plug on the very hormones that help you thrive.

Beyond the baseline level of protection, the process of maternal immunization, in which pregnant women are vaccinated during their second or third trimester, allows mothers to pass more specific protection onto their babies.

An autoimmune disease occurs when your immune system, designed to detect and destroy invaders like pathogens or dead cells, becomes confused and attacks your own healthy tissues. Up to 78% of those diagnosed with autoimmune diseases are women. This disparity is driven by a mix of biological, hormonal, and social factors.

Hot flashes are a common and often disruptive symptom experienced by many women during perimenopause and early postmenopause. But what's really going on in the body during these sudden waves of heat?

The case of Ambien illustrates the importance of sex-based drug testing and reveals some notable gaps in research from the past half century.

Emerging research has shed light on a significant yet often overlooked aspect of medicine: women process medications differently than men. This difference can have profound implications for drug efficacy, safety, and overall treatment outcomes.

Overview While personalized medicine dominates modern healthcare discussions, few realize how recently we began addressing one of...

The Autonomic Nervous System (ANS) plays a vital role in keeping your body running smoothly without you even thinking about it.

The menstrual cycle refers to the hormonal fluctuations and associated physical symptoms that occur in the female body on a roughly month-long schedule starting at puberty.

The reproductive system is responsible for a wide variety of bodily functions related to reproduction (or the lack thereof), including fertility, menstruation, sexual function, and hormone production.