To record its best weekly gain in last 4 years, Sensex rallied over 3,000 points in 5 sessions due to cooling bond yields, a strengthening rupee, and increased foreign investor interest. Analysts advise investors to stay invested and use market dips as opportunities for long-term gains, while being cautious of short-term volatility. To record its best weekly gain in last 4 years, Sensex rallied over 3,000 points in 5 sessions due to cooling bond yields, a strengthening rupee, and increased foreign investor interest. Analysts advise investors to stay invested and use market dips as opportunities for long-term gains, while being cautious of short-term volatility. Economic Times