Body and mind: mental health, stress, ADHD and neurodivergence, sleep, medicine and everyday psychology.
#6373: MWP 4 Kids: Why the Moon Changes Shape
The moon never actually shrinks or loses a piece; it remains a complete sphere illuminated on one half by the sun as it orbits Earth.
#6367: Why Windows Struggle with Bass
Standard double-glazed windows can experience a resonance drop near 124 hertz, directly inside the frequency band of intrusive music bass.
#6359: When Eating Triggers Breathlessness Without Reflux
In studies of post-meal distension, abdominal gas volume stayed within 300 millilitres of baseline despite visible changes in waistline girth.
#6346: Why Toddlers Say No Before They Can Explain Why
Negation arrives early because a single refusal stops adults instantly, even before a child can articulate a reason or manage disappointment.
#6339: What Daylight Saving Actually Does to Health
A pooled analysis found about a four percent relative increase in acute heart attacks following the spring clock transition.
#6329: How Israel Actually Regulates Foreign Drugs
Foreign drug approval does not ensure an automatic pass in Israel, where regulators demand unredacted foreign reviewer reports.
#6328: Why Inhalers Never Combined Allergy Drugs
Fluticasone and salmeterol accounted for over ten million American prescriptions in 2023, decades after both ingredients first appeared.
#6327: Why Common Colds Cause Asthma Flare-Ups
In asthmatic airways, rhinovirus can trigger excessive RIG-I inflammasome activation while impairing antiviral interferon signaling.
#6321: How Interpreters Speak While Listening
Eye-tracking studies show professional interpreters look at likely items on a screen before a speaker even utters the predictable word.
#6280: Using Tactical Triage to Handle Daily Overwhelm
Military protocols prioritize stopping severe bleeding under fire before managing airways, showing how immediate threats dictate sequencing.
#6270: How Long Pregnancy Cells Linger in the Body
Fetal cells enter maternal blood as early as the seventh week of gestation, sometimes persisting in bone marrow for over thirty years.
#6269: How People Reach Labour Unaware They Are Pregnant
A year-long Berlin study found that one in 475 pregnancies went unrecognised beyond twenty weeks, with unawareness lasting until labour in 1 in 2,455.
#6259: What Facial Exercises Actually Change
In a 2018 JAMA Dermatology trial, blinded doctors estimated facial exercise participants looked nearly three years younger.
#6258: How Loop Filters Noise for Focus and Conversation
Loop Engage 2 carries an SNR of 16 decibels but an NRR of just 8 decibels, showing how regional testing standards diverge.
#6250: Why Satisfaction Is Not Enough for a Good Life
Aristotle argues that human flourishing requires exercising rational capacities excellently across a complete life, not just feeling satisfied.
#6249: Why Caused Choices Can Still Count as Free Will
In the 2020 PhilPapers Survey, over 62 percent of professional philosophers endorsed or leaned toward compatibilism between free will and determinism.
#6248: Why Death Might Harm Us Without Hurting
Thomas Nagel's deprivation account argues death harms us not through bad sensations, but by cutting off future goods we could have experienced.
#6247: Why Meaning Is Neither Pure Feeling nor Plain Duty
Studies show people identifying as givers report higher life meaning than takers, but distinctly less moment-to-moment happiness.
#6233: Fibromyalgia's 26 Genetic Clues
A landmark study found 26 genetic regions linked to fibromyalgia — but the drugs are still catching up.
#6232: Daycare Germs: What Immunity Actually Means
Cold after cold, two hospital visits, and the phrase "building immunity." What actually changes in a child's immune system — and is it shared?