Hazards in perspective

Opioid + benzodiazepine co-use

Concurrent daily use

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Opioid misuse — daily, non-prescribed

Active opioid use disorder

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Cigarette smoking — 20/day

1 pack/day, sustained

BASE jumping — 10 jumps/yr

Active BASE jumper

Sustained severe obesity — BMI ~40

Long-term

Alcohol — heavy (5+ drinks/day)

≥350 g ethanol/week, sustained

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Cigarette smoking — 5/day

Light but daily

Motorcycle commuting — 20 mi/day

Daily rider, mixed roads

Zero fruit & vegetables

0 vs 5 servings/day

Sustained excess weight — BMI ~32

vs BMI 24, long-term

Leaving type 2 diabetes unmanaged

Diagnosed, uncontrolled A1c

Untreated severe sleep apnea

Diagnosed/likely OSA, no CPAP

Ultra-processed-dominant diet

UPF >60% of calories vs <20%

No purposeful exercise

0 vs 150 min/week moderate activity

Leaving high blood pressure untreated

Known hypertension, no management

Chronic very short sleep — under 5 h

Habitual

Alcohol — 2–3 drinks/day

≈200–350 g/week

Anabolic steroid cycles

Recurrent supraphysiologic cycles

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Social isolation — no close relationships

Sustained, low contact

Cigar or pipe — 1/day, non-inhaled

Daily, not inhaling

Radon ~8 pCi/L, unmitigated — smoker

Same home, current smoker

Hookah — 3 sessions/week

Regular waterpipe sessions

Sugar-sweetened beverages — 2 cans/day

2×12 oz sugared soda daily

Industrial trans fat — 2 g/day

Pre-ban formulation levels

Chronic short sleep — under 6 h

Habitual

Recreational small-plane flying — 50 h/yr

General-aviation pilot/passenger

Leaving high LDL untreated (high-risk profile)

Known elevated LDL + risk factors

Weekly binge — 5+ drinks in one sitting

One heavy episode/week

Processed meat — 50 g/day

Daily bacon/deli/sausage

Added sugar >100 g/day (non-beverage)

Sustained high intake beyond drinks

Sitting >10 hours/day

Independent of exercise

Occasional motorcycling — 30 mi/week

Weekend rider

Living with an indoor smoker

Chronic secondhand exposure at home

Chewing tobacco — daily

Daily smokeless tobacco

Never eating fish

0 vs 2 servings/week

Television >4 hours/day

Daily habit

Unsecured firearm with adolescents at home

Loaded/unlocked, teen household

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Living beside heavy traffic (PM2.5)

Home <100 m from a major road

Skipping colorectal screening past 45

No colonoscopy/FIT after eligibility

Sugar-sweetened beverages — 1 can/day

1×12 oz daily

High sodium — >4 g Na/day

vs ~2.3 g/day

No resistance training

0 vs 2 sessions/week

Permanent night-shift work

Years of rotating/night shifts

ATV riding — weekly

Recreational trail riding

Chronic severe hostility/stress pattern

Sustained

Vaping — daily (never-smoker)

Daily nicotine vaping, no smoking history

Chronic 55+ hour work weeks

Years, not sprints

Cannabis — smoked daily

Daily combustion

Recreational scuba — 25 dives/yr

Certified recreational diver

Alcohol — about 1 drink/day

≤100 g/week

Unprocessed red meat — 100 g/day

Daily beef/pork, not cured

Fast food — 2–3 meals/week

Typical combo meals

Chronic high-dose NSAIDs, no GI protection

Daily max-dose ibuprofen/naproxen

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Kratom — daily use

Regular consumption

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Skydiving — 20 jumps/yr

Sport jumper

Backyard pool without 4-sided fencing, child <5

Pool household with a toddler

Radon ~8 pCi/L, unmitigated — never-smoker

Living in a high-radon home

Habitual drowsy driving

Regularly driving on <5 h sleep

Boating with alcohol, no life jacket

Regular summer outings

Not wearing a seatbelt

Driver, ~12k mi/yr, never belts

Driving at ~BAC 0.10 — weekly

One 10-mile impaired trip/week

Beta-carotene supplements — smokers

Daily high-dose supplement while smoking

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Tanning beds — weekly

Regular indoor tanning

Energy drinks — 3–5/week

Regular cans, incl. sugar-free

Instant noodles — 2–3 meals/week

Regular consumption

Habitual phone use while driving

Texting/scrolling on most drives

Driving high (cannabis) — habitual

Regular driving within 2 h of use

E-scooter / e-bike without a helmet

Regular urban riding

Acetaminophen dose-stacking near 4 g + alcohol

Multi-product overlap while drinking

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Untested herbal supplements — daily

6+ months of daily doses

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Unregulated pre-workout stacks — daily

Daily multi-stimulant scoops

If this is personal rather than hypothetical, support exists: call or text 988 (US) or SAMHSA 1-800-662-4357.

Chronic unprotected midday sun — fair skin

No SPF, frequent burns

Nicotine pouches — daily

Daily oral pouches

Spicy ultra-processed snack bags — 2–3/wk

Large bags, weekly habit

Routinely sleeping 9.5+ hours

Habitual long sleep

Routinely driving +10 mph over limit

Habitual speeding

Monthly DIY ladder or roof work

Regular home-maintenance climbs

Unvented gas stove with kids in home

Daily cooking, no hood use

Unfiltered tap where the CCR shows lead/PFAS

8–10 cups/day in a flagged area

DIY renovation dust (silica/drywall), no respirator

1–2 uncontrolled projects/year

DIY disturbance of asbestos materials

Sanding/demoing pre-1980 ceilings or tile

Horseback riding — weekly

Regular rider

Diet soda — 2/day

Daily habit

Charred / heavily grilled meat — weekly

Regular high-heat charring

Non-dairy creamer — 2+ cups/day

Daily coffee habit

Raw (unpasteurized) milk — regular

Weekly household use

Cycling without a helmet

Regular rider, no helmet

Old unserviced gas furnace/heater, no CO alarm

8–12 h/day heating season

Backyard trash or plastic burning — monthly

Open burning

Marathon racing — 2/yr

Race-day acute risk only

No working smoke alarms

None functional in home

Careless indoor pesticide use — monthly

Broadcast spraying, no airing

Recreational MDMA — monthly pill

Unregulated supply

Drinking from plastic water bottles — daily

Typical consumer use

BPA at typical consumer exposure

Everyday contact

Aspartame / sucralose — typical intake

Consumer doses

Gas stove — adults, ventilated

Hood used, no kids

Parabens & phthalates in personal care

Daily lotions/shampoos

Antique / imported lead-glazed ceramics

Daily dining use

Incense — weekly, poorly ventilated

1–3 sticks/week

No CO detector with gas appliances

Gas heat/appliances, no detector

Indoor painting without ventilation

1–2 projects/year

Weekly bleach cleaning in an enclosed bath

1–2 h/week, door closed

Frequent flying — 100k mi/yr (cosmic radiation)

Heavy business travel

Microwaving food in approved plastic

Microwave-safe containers

Red dye 40 at typical intake

Everyday consumer exposure

Plug-in air fresheners & heavy fragrance

Daily home use

Canned food (BPA-lined) — weekly

2–3 cans/week

Old scratched plastic food containers

Daily storage

Mattress off-gassing & flame-retardant foam

Nightly contact

Skipping produce washing

Daily unwashed produce

Heavily fragranced detergents & softeners

Weekly laundry

Scented candles — weekly indoor burns

1–2 candles, 4+ h/week

Microwave popcorn (PFAS-bag fear)

2–3 bags/week

Personal hair dye — monthly

Home or salon coloring

Dirty showerhead aerosols

Daily showers, never cleaned

Pumping gas — benzene fumes

Weekly refuel, 3–5 min

Aluminum antiperspirant — daily

Standard use

Handling thermal receipts — consumer

Occasional receipts

Nonstick (PTFE) pans, normal use

Low/medium heat, intact coating

Seed oils in place of butter

Standard PUFA-for-saturated swap

MSG

Normal culinary use

Cell phone / Wi-Fi / 5G exposure

Everyday use

Fluoridated tap water

US-regulated levels

Conventional (non-organic) produce

Typical residue exposure

Farmed salmon — contaminant concern

Weekly servings

Decaf coffee — solvent-residue fear

Daily decaf

Toothpaste additive fears (SLS; triclosan era)

Twice-daily brushing

Antibacterial soap & sanitizer overuse

5–10 washes/day

Cooking with aluminum foil at high heat

2–3 meals/week

Screen blue light — 6–10 h/day

Daily screen exposure

Chipping lead paint, pre-1978 home with kids

Daily exposure, deteriorating paint

Children's toy jewelry with lead — habitual wear

Daily wear/mouthing

Everest summit attempt — once

Single expedition

Antifreeze (ethylene glycol) ingestion

A single mouthful-scale dose

Methanol-contaminated alcohol

A few milliliters in bootleg spirits

Concentrated pesticide ingestion

Single concentrated exposure

Carbon monoxide at high concentration

Minutes in a sealed space

Cyanide ingestion or inhalation

Milligram-scale dose

Botulinum toxin in food

Nanogram-scale dose

Ricin from chewed castor beans

A single chewed bean

Fugu prepared incorrectly

One improperly prepared serving

Paralytic shellfish poisoning (saxitoxin)

One contaminated meal

Lye or strong acid ingestion

A single swallow

Acute high-dose radiation

Seconds–minutes near an unshielded source

Acute arsenic poisoning

Gram-scale single dose

Elemental mercury vapor exposure

Prolonged unventilated contact

Chlorine/chloramine gas (bleach + ammonia)

One improper mixing event

Solvent huffing session

A single prolonged session

Raw or undercooked kidney beans

4–5 undercooked beans

Opioid overdose — single fentanyl-class dose

One high or contaminated dose

High-mercury fish weekly — pregnancy

Albacore/swordfish through pregnancy