Insomnia - How Lack of Sleep Affects Our Brain & Physical Health

Max points: 5 Type: Podcast

Two mental health clinicians unpack insomnia—what it is, why it harms memory, focus, mood, and judgment, and how stress, caffeine, alcohol, nicotine, cannabis, apnea, and screens disrupt sleep. You'll get practical sleep-hygiene strategies, circadian tips, and when to seek a sleep study for restorative rest.

Channel: Beautiful Minds Wellnes Duration: 0:28:13

Questions

1. What screen-related habit do the speakers recommend to protect melatonin and improve sleep?

Do intense workouts right before bed Shut down devices 2–3 hours before bedtime Read highly stimulating books in bed Take long daytime naps to catch up

2. Which sleep stage is most reduced by alcohol, harming restorative sleep quality?

Stage 3 deep (slow-wave) sleep REM sleep only Stage 1 light sleep It increases deep sleep

3. Which brain region initially processes new information and transfers memories to the cortex during sleep?

Hippocampus Amygdala Thalamus Cerebellum

4. According to the caffeine example, roughly how much caffeine remains 10 hours after a 200 mg energy drink at noon?

50 mg 0 mg 150 mg 25 mg

5. How do the speakers define insomnia in terms of frequency and duration?

Difficulty initiating or maintaining sleep more than three times per week for over one month Waking up early twice a week for one month Trouble falling asleep for three nights total Difficulty sleeping at least once per week for two weeks

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