is this available on sunday ,and what is the timing

Yes, blood donation is good for health. Some studies have shown a decrease in Cancer risk, as well as decrease in the damage to the liver and pancreas in the long run. One should definately donate blood, ofcourse after the entire pre-requisites are cleared.

I've had high blood pressure for years. It could be affecting my heart and kidneys. Over time, high blood pressure can strain the heart, leading to problems like heart disease. It can also damage the blood vessels in my kidneys, which might cause kidney issues. It's really important to manage my blo....

No, it is not safe to smoke or take any kind of drungs when you are unwell. If may have extensive adverse effects as your immunity is already low.