What they are: Pinpoint red or purple spots from burst capillaries
Causes:
Straining (coughing, vomiting, childbirth)
Injury or pressure (tight clothing, vigorous massage)
Infections (strep, meningitis)
Low platelet count (thrombocytopenia)
Clue: Don't fade when pressed (use a glass test)
When to worry: If they spread, don't fade, or come with fever or fatigue
⚠️ Serious if coupled with bruising, nosebleeds, or illness.
3. Spider Angiomas (Telangiectasias)
What they are: A central red dot with thin red lines radiating out — like a spider
Causes:
Sun damage
Hormonal changes (pregnancy, birth control)
Liver disease (cirrhosis)
When to check: If you have multiple spider veins + fatigue, jaundice, or swelling
✅ One or two? Likely harmless. Widespread? Worth a liver check.
4. Heat Rash (Miliaria)
What it is: Tiny red bumps from blocked sweat ducts
Where: Neck, chest, underarms — in hot, sweaty areas
Who: Babies, active adults, people in humid climates
Treatment: Cool down, wear breathable clothes
✅ Goes away on its own in a few days.
5. Allergic Reaction or Hives (Urticaria)
What it is: Red, raised, itchy bumps
Triggers: Foods, medications, insect bites, stress
Clue: They blanch (turn white) when pressed and move around
Duration: Come and go within hours or days
✅ Treat with antihistamines — see a doctor if breathing is affected.
6. Keratosis Pilaris (“Chicken Skin”)
What it is: Rough, red or flesh-colored bumps on arms, thighs, cheeks
Causes: Keratin buildup clogging hair follicles
Who: Common in teens and people with dry skin or eczema
Treatment: Moisturizers with lactic acid or urea
✅ Harmless — but can be improved with skincare.
7. Insect Bites (Mosquitoes, Fleas, Bed Bugs)
What they are: Red, itchy bumps — often in clusters or lines
Clue: Appear overnight, especially on exposed skin
Treatment: Anti-itch cream, antihistamines
✅ Rule out infestations if bites are recurring.
8. Fungal Infections (Ringworm, Tinea)
What it is: Red, circular, scaly patches — may have a raised edge
Misnomer: Not caused by worms
Treatment: Antifungal creams (clotrimazole, terbinafine)
✅ Spreads easily — treat early.
9. Autoimmune Conditions (Lupus, Vasculitis)
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