Some may find it more comfortable to sit with legs crossed, however they may not be aware of the potential health effects.
Do you sit with your legs crossed? Beware of back and knee pain
What are the negative consequences of crossing one's legs while sitting down? Is it considered disrespectful to do so? - Quora
Leg crossingIs it bad for your posture? — The Posture Police
Monday's medical myth: crossing your legs is bad for your health
Why do women stand with their legs crossed? - Quora
Why sitting with crossed legs could be bad for you
Guys, Cross Your Legs! Why Crossed Legs Are Sexy - Style Girlfriend
Dangers Of Sitting With Crossed Legs
Guys, Cross Your Legs! Why Crossed Legs Are Sexy - Style Girlfriend