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Bruises

Also called: Bruise, contusion, black and blue mark

Skin discoloration from blood under the skin after a bump. Bruises change color and fade in 2 to 3 weeks.

Fades in2 to 3 weeks
ColorsRed, purple, green, yellow

Overview

Bruises happen when small blood vessels break.

Easy bruising can come from medicines or blood problems.

Symptoms

Common signs:

  • A bruise

When to get medical care

Call 911A head injury with confusion, or a bruise with severe swelling.
Get care todayBruises with no cause, or with nosebleeds.
See a doctor soonBruising easily.

Causes

Bumps and blood thinners.

Who is more likely to get it

  • Older age
  • Blood thinners

Diagnosis

Usually no tests.

Tests

Tests, if needed:

  • Blood tests: If bruising is frequent or unexplained.

Treatment

Simple care helps.

Self-care

  • Ice for 20 minutes at a time the first day
  • Raise the area
  • Then use warmth

Medicines

Medicines that may help:

MedicineHelps withGood to know
Pain relievers
Pain

OwieClear doesn't give doses: follow the label or your healthcare professional. Medicine names here are examples, not a full list.

Which doctor treats this

  • Urgent care or the ER can treat it first. For minor problems, your primary care provider can help.

Back to school, work, or sports

  • Recovery time varies. Ask your care team when you can drive, lift, work, and exercise.

Children, pregnancy, and older adults

  • Older adults: Bruise more easily.

Outlook

Fades on its own.

Getting ready for your visit

Bring a list of your symptoms and medicines.

Questions to ask

  • Should I worry about easy bruising?

Research studies

Research studies test new ways to find and treat health problems. Some are looking for volunteers. Talk with your doctor before joining one.

Search ClinicalTrials.gov for studies on Bruises

Sources

Last updated 2026-11-12.