1. Cherry Angiomas (Common and Harmless)
Small, bright-red spots that often appear on the chest, arms, or back.
Characteristics
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Smooth, round red dots
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Usually painless
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More common with age
These are called Cherry Angioma and are caused by tiny blood vessel growths under the skin. They are harmless and usually do not need treatment.
2. Petechiae (Tiny Blood Spots)
Very small red or purple dots that appear when tiny blood vessels break under the skin.
Characteristics
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Very small (pinpoint size)
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Do not fade when pressed
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Often appear in clusters
This condition is known as Petechiae. It can occur from coughing hard, infections, certain medications, or blood disorders.
3. Allergic Reaction or Rash
Sometimes red spots appear due to allergies, irritants, or skin reactions.
Characteristics
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Itchy or inflamed
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May spread or change shape
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Often appears after contact with a new product or food
4. Heat Rash
When sweat gets trapped under the skin, it can cause small red bumps.
Characteristics
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Itchy or prickly feeling
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Common in hot or humid weather
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Usually appears on the neck, chest, or back
When to See a Doctor ⚠️
Seek medical attention if:
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The red dots spread quickly
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They are accompanied by fever or fatigue
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They do not fade when pressed
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You notice bruising or bleeding
✅ Important:
Many red spots on the skin are harmless, but sudden or unusual changes should always be checked by a healthcare professional to rule out underlying problems.
If you want, I can also explain how to do a simple 10-second “glass test” doctors use to check whether a skin rash might be dangerous.