In a recent LinkedIn post, Shulin Lee explores the significant biological shifts that can occur in men and women as they approach their mid-50s, often leading to a reversal in relationship dynamics and personal energy levels. Lee highlights how societal expectations and personal experiences often fail to prepare individuals for these hormonal changes, particularly the impact of dropping testosterone in men and estrogen in women.
Shulin Lee uses a relatable, albeit humorous, contrast to illustrate the point:
“At 35: He wants to go out with the boys. She’s PMS-y and everyone stays away. 😬 At 55: She’s booking trips to Korea with the girls. He’s on the couch scrolling TikTok asking ‘when you coming back?’ 😂”
This vivid depiction, according to Lee, underscores a common, yet often unacknowledged, transition in long-term relationships. The post emphasizes that this shift is not merely a matter of changing life stages or personal preferences, but is rooted in fundamental biological processes.
Understanding the Hormonal Reversal
Shulin Lee delves into the physiological underpinnings of these changes, explaining that as men age, their testosterone levels naturally decline. Concurrently, women experience a drop in estrogen. Lee points out a surprising consequence of these diverging hormonal paths:
“So by 55? Men end up with MORE estrogen than women. 😳 That’s why he’s suddenly: → Tired for no reason → Moody and can’t explain why → Less drive, more couch → Wondering where his energy went”
According to Shulin Lee, these symptoms are frequently dismissed by men as simply “just getting older.” However, Lee argues that this is a misinterpretation, stating, “It’s biology.” This biological reality, as presented by Lee, can explain a perceived loss of energy, drive, and increased irritability in men, while women may find themselves experiencing a resurgence of personal freedom and a desire to pursue their own interests.
Taking Back Control Through Awareness
The core message from Shulin Lee is that understanding these biological changes is the first step toward managing them effectively. Lee collaborates with Dr. Caroline Low, a proactive aging physician, to offer insights and strategies for individuals experiencing these hormonal shifts. The goal, as articulated in the post, is to empower individuals to “take back control” of their well-being and energy levels.
Shulin Lee’s analysis suggests that by acknowledging the role of hormones, both men and women can navigate this stage of life with greater awareness and proactive strategies. This perspective encourages a shift from passive acceptance of aging symptoms to an active approach informed by physiological understanding.
In essence, Shulin Lee’s LinkedIn post serves as an informative primer on the often-overlooked biological factors influencing mood, energy, and relationship dynamics in later life. Lee encourages sharing these insights, indicating a desire to foster broader awareness and discussion around this topic.
For those interested in a deeper dive, Shulin Lee promotes a new episode of “The Real Reason” podcast, available on YouTube, Spotify, and Apple Podcasts, which further elaborates on these concepts with Dr. Low.
📝 About This Content
This article is based on insights shared by Shulin Lee on LinkedIn.
📅 Originally posted on February 13, 2026 | View original post on LinkedIn →