The solution is really simple. Just develop a habit of getting out of your chair for 5 minutes, stretch and walk around, pull your fingers and twist your body in every comfortable way you could while focusing on object hundreds of meters away. Make sure the blood is flowing by feeing it, and then only get back in the chair again.
Want to end terrorist Isalm, target the two originators Israel and Saudi Arabia.
Did you misspell Pakistan?
You need to recall that China's mission failed in 2011, and read your arguments/nitpicking again. China's failure in 2011 simply implies that with all the advantages you mentioned, MARS mission is still a challange. And ISRO needs to be praised for what they achieved.