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Your thumbs go numb because blood is having trouble circulating to your extremities.

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โˆ™ 11y ago
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Exercise

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What is the effect of exercise on your flexibility

What type of muscle straightens a joint

Which type of cancer is the leading cause of death

What level of intensity is walking briskly

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โˆ™ 13y ago

Carpel tunnel or nerve damage will often cause this. Go see a doctor.

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โˆ™ 10y ago

Biting it for a long time or sit on it for awhile.

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โˆ™ 14y ago

if you tie a rubber band around them

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Q: What causes fingertips and legs to be numb?
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