In an eight-week study, adults who performed isometric wall squats three times weekly lowered their average systolic blood pressure from approximately 131 mmHg to 117 mmHg

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In a Journal of Neuroscience study, neuroanatomical differences in attention and visual perception regions were present among older expert birdwatchers compared to beginners

In a Journal of Neuroscience study, experienced birdwatchers exhibited structural differences in brain regions involved in attention and visual perception compared to beginners

In a study of 100 adults, performing four sustained isometric wall squat holds per session three times weekly for four weeks reduced average systolic blood pressure by approximately 9.5 points

Isometric exercise involves muscles generating tension without movement while holding a static position

In an eight-week study, participants who reduced isometric wall squat frequency to once weekly after four initial weeks retained part of their earlier blood pressure reduction

A study published in the Journal of Neuroscience compared brain MRI scans of 29 expert birdwatchers with 29 beginners

In a 2018 animal study, young male mice exposed to THC daily for 30 days exhibited stronger disruption in sensory gating when administered a serotonin 5-HT2A receptor agonist

In a 2018 animal study, administering rapamycin alongside daily THC exposure prevented THC-induced serotonin signaling alterations and sensory gating disruptions in mice

In a JAMA Psychiatry study of 64 men, higher weekly pornography consumption was correlated with lower gray matter volume in the right caudate

In a 2018 study on mice, daily THC exposure altered intracellular signaling pathways of serotonin 5-HT2A receptors without increasing the total number of receptors

In a JAMA Psychiatry study of 64 men, researchers identified differences in prefrontal cortex functional connectivity associated with pornography consumption levels

In a JAMA Psychiatry study of 64 men, higher weekly pornography consumption was associated with lower neural activation in reward-related regions during sexual image viewing

A study published in JAMA Psychiatry examined the relationship between self-reported pornography consumption and brain structure in 64 healthy men

WHOOP enrolled 70,000 members in an internal study to collect data for wrist-based blood pressure estimation algorithms

Academic studies have documented over 400 selfie-related deaths across dozens of countries between 2011 and 2021

Nasal airflow measurements revealed that human subjects actively sniff their hands following a handshake with an experimenter

In a clinical trial of 30 women undergoing a 24-hour water-only fast, Calocurb administered at 16 and 20 hours prevented an increase in hunger at 24 hours

Human subjects can reliably distinguish body odor sampled from individuals in a state of fear from body odor sampled under neutral conditions

Sniffing emotional tears collected from women induces an approximate 14 percent drop in free testosterone in men within 30 minutes

Human evaluators judged the body odors of established click friends as significantly more similar than those of non-friend dyads