Sleep Archive

Charcoal toothpastes, marketed as tooth whiteners, contain activated charcoal, an abrasive substance that can help remove surface stains. While safe in small doses, charcoal toothpaste shouldn't be used daily, since it may damage tooth enamel.

Cuticles hinder germs from entering the nail bed. Dry, cracked, or damaged cuticles may become infected, leading to a red, swollen, painful area around the nail. Mild nail infections can be treated at home, but people should see their doctor if the infection doesn't resolve.

Drinking is linked to increased risks of high blood pressure. Alcohol elevates levels of the hormone renin, which narrows blood vessels and decreases urine output. The more often someone drinks, the more likely high blood pressure will result.

Of the cancer screening tests for men, tests for colon cancer has the strongest evidence for benefit. Men who opt in for prostate cancer screening may have more options beyond PSA blood testing to more accurately identify aggressive cancers. Other screening tests such as full body scans have not been shown to improve outcomes.

Osteoarthritis affects more women than men. Risk factors include earlier joint injuries, obesity, diabetes, heart disease, or family history. People can try to prevent arthritis by staying physically active, maintaining a healthy weight, and engaging in low-impact exercise.

While most people get enough vitamins and minerals from a regular diet, they may benefit from taking a daily multivitamin supplement. These are inexpensive, are considered safe, and may help maintain brain health.