WebMD

Mild memory changes go along with aging and can start as early as your 40s. It might take you longer to recall names or facts or remember why you went upstairs. How to help keep your mind sharp: wb.md/4ilT6Co

Are you feeling sad and uneasy? There could be lots of reasons for it, but thyroid trouble is on the list. Depression is often the first sign of a thyroid problem. Anxiety is also linked to it. Learn more: wb.md/4e3C2zY

Caffeinated drinks like coffee and tea have long been linked with irregular heartbeats. Although the findings about them are mixed, skip energy drinks -- they appear to raise the risk of AFib. wb.md/3U6K1Wc

What does it mean if your poop is green? What about red, yellow, white, or black? Find out possible causes and when to call a doctor. wb.md/4zie38p

Did you know ancient Greeks, Romans, and Egyptians used mints, including peppermint, as medicine thousands of years ago? Peppermint can help you enjoy the outdoors more when it’s allergy season. It has a compound called rosmarinic acid that can lower your body’s histamine reaction. This may mean fewer symptoms like an irritated, stuffy nose, sneezing, and red, itchy eyes. wb.md/4zmYzjI

Type O blood may help ward off malaria when an infected mosquito bites you. The parasite that causes it has a harder time attaching itself to type O blood cells. Does your blood type play a role in your risk for disease? Find out how it fares in the face of certain conditions. wb.md/4BEMR5G

Physical contact is a powerful tool that builds connection and trust. Practicing sensual touch can help partners get closer and make intimacy more pleasurable. wb.md/4zofl1S

Most people who think they’re bloated because they have gas are just more sensitive to it. This is usually related to a health condition. Possible causes include irritable bowel syndrome (when nerves linked to your bowel are too active), acid reflux (which irritates your esophagus, the tube between your throat and stomach), and hemorrhoids. Talk to your doctor if you think you have gas often. wb.md/4sxaCbm

Did you know your nails can reveal clues to your overall health? Dry, brittle nails that frequently crack or split have been linked to thyroid disease. What to know: wb.md/4eaCoVj

When you have Raynaud's phenomenon, blood vessels in your hands overreact to cold temperatures or stress, which can turn your fingers white or blue. What else to expect during an attack: wb.md/4irHWMq

Steer clear of sweet drinks -- research has found that people who drink a lot of soda, sweet tea, and other sugary beverages are a lot more likely to have memory trouble. Other things to avoid to keep your brain sharp: wb.md/4szZkmU

How does your mind hold up as it matures? Test your knowledge on your aging brain. wb.md/4zBWelf

"Jobs can be toxic for many reasons—they might be overwhelmingly stressful, or intolerably dull. It could be the clientele who make it toxic, like demanding diners in a restaurant, or maybe it’s a boss or co-worker. I’ve experienced firsthand the toxic effects of an overbearing boss who was constantly critical (which is part of the reason I’m now self-employed)." says our blogger, Seth J. Gillihan, PhD, a licensed clinical psychologist. wb.md/3WEbY8q

Sweet potatoes are a nutritional powerhouse. Find out all the reasons to love these orange beauties. wb.md/4iwnwSx

If you have a tension headache, place a heating pad on your neck or the back of your head. If you have a sinus headache, hold a warm cloth to the area that hurts. A warm shower might also do the trick. Headaches happen. But there are many simple things you can do to ease the pain or keep it from getting worse. Try these tips, and get to feeling better fast. wb.md/3WE5WVk

Have a feeling you're pregnant? The only way to know for sure is by taking a pregnancy test. But just after conception, your body may give you a few hints that a pregnancy is starting. Conception happens in the middle of a regular menstrual cycle, when an egg is released into a fallopian tube and then fertilized by sperm. It takes 6-12 days for a fertilized egg to implant in the uterus. At that point, a pregnancy begins. wb.md/4jOiL9l

Throw some blueberries, raspberries, blackberries, and strawberries into a juicer, or blend them into your favorite smoothie. However you drink them, berries are brain food. They're high in antioxidants that protect your cells from damage. The little fruits are also a good source of plant chemicals like anthocyanins that support healthy memory. Just watch out for store-bought juices. However, they can be high in sugar so be mindful! wb.md/47KkXYa

Walk into almost any legal dispensary and you'll find cannabis sold as a sleep aid. Strains, edibles, and tinctures promise relaxation, stress relief, and deeper rest. For the stressed-out and exhausted, it's an easy sell – millions use weed to help them sleep, even as research tells a more complicated story. The American Academy of Sleep Medicine cautions against it, noting ​​a lack of strong evidence and possible risks. A recent research review in The Journal of the American Medical Association finds little to no proven benefit for many of cannabis's most common medical uses, including insomnia. wb.md/4zm0bu6

Weakened blood vessels can start to swell and twist or bulge. They mostly show up on your legs and feet. They don’t usually signal a serious problem, but they can be linked to inflamed veins that result in superficial blood clots. And they often ache. Anyone can get varicose veins, but they're more common in people with jobs that keep them on their feet. What to know: wb.md/4jISUQ2

Passing lots of watery stools and wiping often can irritate the area. You also can itch and have pain if you are constipated. More fluids and fiber in your diet can help keep you regular. wb.md/4zjXbOU