Why Sleep Matters

What Lack of Sleep Does to the Body Consistently short sleep (4–6 hours) hits hard and fast. Your brain and body can't "power through" forever.

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Shift work disrupts circadian rhythms and suppresses melatonin (a natural cancer protector). Linked

Boosts sugar/carb cravings, obesity risk, and Type 2 Diabetes.

In men: reduced sperm count/quality. In women: hormonal disruption. Both raise infertility risk and

Sleep clears brain waste (like beta-amyloid). Short sleep causes memory issues, slower thinking, and

Sleeping 4–5 hours nightly can drop testosterone 10–15% in one week. This leads to lower energy/moti

Strongly linked to anxiety, depression, emotional reactivity, and low stress tolerance. On the job:

Increases high blood pressure, heart disease, and stroke risk. Even moderate sleep loss strains your

You can't eliminate all disruptions, but reducing damage matters. Poor sleep doubles injury/crash risk and compounds the already high rates of heart issues and cancer in the fire service. Sleep isn't weakness—it's performance fuel.

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​Why Sleep Matters

Why Sleep Matters