Markos Klonizakis

Varicose veins typically happen in the legs, though any superficial vein may become varicosed. Solarisys/ Shutterstock

Varicose veins: are they harmful?

Sometimes called ‘spider veins’, varicose veins are a common condition in both men and women.

Contact Markos for

  • General
  • Media request
  • Speaking request
  • Consulting / Advising
  • Research collaboration
  • Research supervision