I am suffering lower abdominal pain since 75 days

For any age group a balanced diet is a must. Most people try to look for alterantes for the source of protien which can be replaced by pulses or soya. Also try to add fruits to your diet as well. 

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.

Home remedies like applying ice or a warm compress, gentle stretching, and over-the-counter pain relievers can help reduce knee pain. Weight management, wearing comfortable footwear, and low-impact exercises like swimming or cycling are also beneficial. However, if the pain persists, consult a docto....