Forget fitting into smaller jeans—slimming down can save your life.
Reason 9: You protect vital organs
Swedish researchers have reported that being overweight triples the risk of chronic renal failure (CRF), a gradual, irreversible loss of kidney function. The researchers estimate that obesity causes 11 percent of CRF cases in women. Likewise, having a higher BMI increases the risk of gallbladder disease, according to researchers from the Lawrence Berkeley National Laboratory in California.
Make one change: To keep kidneys healthy, swap sodas for sparkling water flavored with lime or lemon.