references
  
      University of Colorado Hospital: "Choosing a Sports Bra"
    
      Breast Cancer Care: "Intertrigo (Rash Under the Breast)"
    
      Mayo Clinic: "Dermatitis - Lifestyle and Home Remedies"
    
      Cleveland Clinic: "Heat Illness"
    
      Flo Health: "Rash Under Your Breasts: What You Need to Know"
    
      Mayo Clinic: "Heat Rash"
    
      Cleveland Clinic: "Chafing"
    




Buy a good-fitting sports bra to avoid getting a rash.

Image Credit: Luis Alvarez/DigitalVision/GettyImages

Image Credit: Luis Alvarez/DigitalVision/GettyImages

If your sports bra causes you to sweat and even get a rash, you have to make some changes. Get the right fit and a bra that has moisture-wicking ability.

If you’re prone to a rash under or in between your breasts, drying the area with a hair dryer after showering might help prevent irritation.

      University of Colorado Hospital: "Choosing a Sports Bra"
    
      Breast Cancer Care: "Intertrigo (Rash Under the Breast)"
    
      Mayo Clinic: "Dermatitis - Lifestyle and Home Remedies"
    
      Cleveland Clinic: "Heat Illness"
    
      Flo Health: "Rash Under Your Breasts: What You Need to Know"
    
      Mayo Clinic: "Heat Rash"
    
      Cleveland Clinic: "Chafing"