Drink at least eight glasses of water a dayAfrica Studio/Shutterstock
When experts comb through the research, they can find no evidence that supports this claim. The best advice for staying hydrated is to drink frequently throughout the day, even if you’re not thirsty. Try these clever ways to drink more water.
Rest is best for back paingpointstudio/Shutterstock
Doctors still hand out this advice—but it’s been decades since bed rest was prescribed for back pain. The American College of Physicians now recommends that doctors and patients should treat low back pain with non-drug therapies like heat, massage, tai chi, yoga, acupuncture, or spinal manipulation (chiropractic), and over-the-counter pain meds. And patients should try to stay active—like doing these five exercises that can ease back pain.