SUMMARY
- Deepinder Goyal is exploring launching Temple, a wearable device company focused on monitoring cerebral blood flow
- Six weeks of daily inversion practice increased brain blood flow by 7%, potentially reversing 10 years of age-related decline
- Temple’s head-worn sensor commercializes experimental technology used in Continue Research’s Gravity Aging studies
Temple Wearable, the Deepinder Goyal is exploring launching a wearable device company, marking the next phase in his longevity research journey. The Eternal founder has been spotted wearing a mysterious head-mounted device that measures cerebral blood flow in real time. Temple is positioned as a head-worn sensor used to monitor cerebral blood flow, with discussions still at early stages. This move connects directly to Goyal’s groundbreaking Gravity Aging Hypothesis, which suggests that reduced brain blood flow accelerates human aging.
What is Temple and Why is Deepinder Goyal Creating It?
Temple will focus primarily on selling wearable devices that monitor health, though discussions are at early stages and nothing is finalized yet. The company’s placeholder website displays a cryptic message: “The future of health starts where no one’s looking. Inside your brain.”
Goyal explained that the need to study brain blood flow accurately and continuously arose during his work on the Gravity Aging Hypothesis, and he has personally been using the device for about a year. The experimental gadget sits above his right eyebrow and tracks blood flow to the brain in real time.
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How Does the Gravity Aging Hypothesis Work?
The hypothesis centers on Cerebral Blood Flow (CBF), suggesting that when a human being stands or sits, gravity pulls blood away from the brain, reducing CBF by up to 17% in upright posture. Over decades, this chronic underperfusion may weaken the hypothalamus and brainstem.
According to Goyal, preliminary research by his team found that six weeks of daily inversion table use for more than 10 minutes increased average daily brain blood flow by 7 percent. He equates this improvement to potentially nullifying 10 years of age-related brain flow loss.
Continue Research also scoured through decades of scientific research to find that every healthy habit known to mankind increases blood flow to the brain, including walking, exercise, weight training, good sleep, hydration, and green leafy vegetables.
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What Makes Temple Different from Other Wearables?
Goyal emphasized that brain flow is already accepted as an indicator of aging, longevity, and cognitive performance, making the device relevant irrespective of whether his hypothesis ultimately holds up. Unlike fitness trackers that monitor steps or heart rate, Temple focuses exclusively on cerebral blood flow as a core physiological metric.
Goyal emphasized that Temple will likely remain a small, specialized company distinct from Eternal, his larger venture. He clarified the hypothesis wasn’t created as a marketing tool, underscoring his commitment to scientific integrity over commercial gains.
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Netizens React to Temple Wearable Announcement
The announcement has sparked intense debate across social media and medical circles.
One LinkedIn user wrote, “This represents a breakthrough in health wearables by continuously monitoring brain blood flow, a critical biomarker potentially linked to aging and cognition“.
However, medical professionals have raised concerns, with one doctor calling it “pure pseudo science” and warning that inversions could be dangerous. The criticism centers on cerebral autoregulation mechanisms that the brain uses to maintain constant blood flow.
Another researcher noted, “Several prominent scientists have responded positively, calling the hypothesis intriguing and potentially important for human longevity“, though they emphasized the need for peer-reviewed validation.
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What’s your take on Deepinder Goyal’s Temple wearable device? Will brain blood flow monitoring become the next frontier in health tech, or does the Gravity Aging Hypothesis need more scientific validation? Share your thoughts in the comments below and explore more groundbreaking Indian startup stories on Startup INDIAX!
FAQs
What is Temple wearable by Deepinder Goyal?
Temple is a wearable device company being explored by Deepinder Goyal that will focus on selling devices to monitor cerebral blood flow in real time
What is the Gravity Aging Hypothesis?
The Gravity Aging Hypothesis suggests that when humans stand or sit, gravity pulls blood away from the brain, reducing cerebral blood flow by up to 17% in upright posture, potentially accelerating aging over decades
How does the Temple device measure brain health?
The experimental device calculates brain flow accurately, in real time, and continuously, providing data on cerebral blood flow patterns throughout the day
Is Temple wearable available for purchase?
The Temple website displays a “Coming Soon” message without any specific dates, as discussions are still at early stages
What funding backs Continue Research and Temple?
Deepinder Goyal announced a $25 million personal seed fund for Continue Research in October 2025 to support longevity research
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