Javelin Technique & Hydration Science

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Flashcards covering javelin technique, rules, and hydration science for athletes.

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25 Terms

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Javelin History

Hunting and warfare tool; part of Ancient Greek Olympic Games; Modern Olympic event (Men since 1908, Women since 1932).

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Phases of the Javelin Throw

Run-Up, Withdrawal, Delivery, Release, Follow-Through.

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Run-Up

Builds speed and rhythm (13–17 steps).

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Withdrawal

Javelin pulled back behind the head.

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Delivery

Lead foot plants, body rotates, arm whips forward.

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Release

At 30–36° angle for maximum distance.

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Follow-Through

Continue motion to stay balanced and avoid fouls.

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Grip Styles

American, Finnish, Fork.

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American Grip

Thumb and index grip; easy for beginners.

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Finnish Grip

Held between index and middle finger; gives more power.

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Fork Grip

Javelin rests between fingers like a fork; good for control.

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Foul Throw Rules

Step over the foul line; javelin does not land tip-first; lands outside the sector; illegal techniques like slinging.

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Equipment Specifications

Men’s: 800g, 2.6–2.7m long; Women’s: 600g, 2.2–2.3m long.

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Biomechanics

Using the whole body to throw farther and stay safe. Core strength and technique help transfer power and avoid injury.

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Importance of Hydration

Maintains temperature, focus, muscle function; prevents fatigue, cramps.

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Dehydration Symptoms

Dry mouth/lips; dark yellow urine; dizziness or confusion; fatigue or muscle cramps.

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Long-Term Effects of Dehydration

Kidney stones, UTIs, constipation, cognitive decline, hypertension, heatstroke risk.

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Electrolyte Imbalance

Loss of sodium, potassium, etc., from sweat causing cramps, weakness, and heart rhythm issues.

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Athletic Hydration Tips

Drink before, during, and after activity; use water + electrolyte drinks for long sessions; avoid excess caffeine.

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Hydration Needs Depend On

Age, climate, activity level, and diet.

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Overarm Throw

Legal javelin throwing method using shoulder and upper arm.

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Sector

The marked area (28.96°) where the javelin must land.

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Electrolytes

Minerals like sodium and potassium needed for hydration.

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Hydration

Having enough water in the body for physical and mental function.

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Foul Throw

Any throw that breaks the rules (line, angle, tip-first, technique).