Question

satwik travelled from vijayawada to tirupathi through out night.he noticed that his two legs were swollen.give reasons?

Answer 1

if u sit for long hours or journey for long hours there will be blotation  in your legs, this leads to swelling of legs. 

Answer 2

when  we sit or stand or walk too long lymph and blood stagnates in the leg due to gravity.that is the venous return slows down.this leads to swollen legs