Group 1 - The article discusses four abnormal signs after drinking water that may indicate kidney issues, including facial and limb edema, frequent nighttime urination, proteinuria, and high blood pressure [1][3][4] - Facial and limb edema occurs when kidney function is compromised, leading to fluid imbalance in the body [1] - Frequent nighttime urination may suggest reduced kidney concentration function or bladder issues, particularly in men who should also consider prostate health [1] - Proteinuria, or "foamy urine," is a common sign of kidney damage, indicating that the glomerular filtration membrane is compromised, allowing protein to leak into the urine [1] - High blood pressure can result from the kidneys' inability to excrete water, causing fluid retention in blood vessels, which is often unresponsive to antihypertensive medications [3] Group 2 - Recommendations for daily water intake suggest that adults should consume between 1500 to 1700 milliliters, with adjustments for dry weather or specific health conditions [4] - Specific herbal teas are suggested for health benefits, including rose and jasmine tea for stress relief and beauty, and goji berry and chrysanthemum tea for detoxification and vision improvement [5][6] - Caution is advised for certain populations, such as pregnant women and those with specific health conditions, regarding the consumption of these herbal teas [5][8]