Browse evidence-based analysis of health-related claims and assertions
After working out, eating carbs and protein—about 3–5 grams of carbs and 1.2–1.5 grams of protein for every kilo you weigh—helps your body recover better.
After a long workout (1-3 hours), you should eat 7-10 grams of carbs and about 1.8-2 grams of protein for every kilo you weigh to help your body recover best.
If you've just done an hour of medium-intensity exercise, eating 5–7 grams of carbs and 1.5–1.8 grams of protein for every kilogram you weigh can help your body recover best.
Eating a small handful of walnuts every day might not be enough to help your heart—you might need to eat a lot more to see any benefit, at least if you're a healthy young guy.
Eating just a small handful of walnuts every day—about 15 grams—can triple how much of a healthy plant-based omega-3 fat you get, even if you don't eat many other sources.
Eating a small handful of walnuts every day for a month doesn’t seem to change how sticky your blood cells are, at least in healthy young guys.
Eating a small handful of walnuts every day for a month doesn’t seem to make arteries more flexible in healthy young guys, according to this claim.
Eating a small handful of walnuts every day for a month doesn’t seem to improve cholesterol levels in healthy young guys who already have normal cholesterol.
Eating more walnuts might help improve blood sugar and 'good' cholesterol in adults with metabolic syndrome, and the more you eat, the greater the benefit — even if studies overall don't show a clear average effect.
Eating walnuts doesn't seem to change cholesterol, blood sugar, weight, or blood pressure in adults with metabolic syndrome, according to studies that combined results from multiple clinical trials.
Eating walnuts might help lower bad fats in the blood for adults with metabolic syndrome, which could be good for heart health.
Eating walnuts helps blood vessels work better, and this benefit holds up even when researchers check if just one study is skewing the results.
Eating walnuts helps blood vessels work better, and this benefit shows up no matter how many walnuts you eat, how long you eat them, or how healthy your blood vessels were to start with.
Eating walnuts might help your blood vessels work better, which could lower your risk of heart disease down the line.
If you're overweight, eating walnuts might help lower your bad cholesterol and fats in your blood more than if you're at a normal weight.
Eating walnuts doesn’t really raise your 'good' cholesterol, even though it helps with other types of cholesterol. So while walnuts are heart-healthy in some ways, they don’t seem to boost HDL much.
Eating walnuts every day might help lower your triglycerides, especially if you're overweight or already have high levels — about a 10-point drop on average.
Eating walnuts every day might help lower bad cholesterol, which is good for your heart.
Eating walnuts every day might help lower your cholesterol by about 8.5 points, which could be good for your heart. This idea comes from combining results from over a thousand people in studies across the U.S., Europe, and Asia.
If you're at risk for heart disease, swapping out saturated fats for healthier fats like walnuts or olive oil for six weeks might help your blood pressure and cholesterol, but it won’t make your arteries more flexible in the short term.
If you're an adult with mild obesity, swapping out saturated fats (like butter) for healthier fats from walnuts or vegetable oils for six weeks might lower your blood pressure by about 5 or 6 points — and how your body processes food could affect how much it drops.
If you're at risk for heart disease, swapping some fatty foods for whole walnuts every day for six weeks might lower an important type of blood pressure by a small but meaningful amount — even if your top blood pressure number doesn't change.
If you're an adult with extra weight and a higher risk for heart problems, eating a special diet with less saturated fat and more healthy fats—like those in walnuts or vegetable oils—for 6 weeks can lower your bad cholesterol by about 10 to 15 points, no matter if the healthy fats come from whole walnuts or oils.
If you're at risk for heart disease, swapping some unhealthy fats in your diet for a handful of walnuts every day for six weeks might lower a key type of blood pressure by a small but meaningful amount — and the nuts themselves may do more good than just their fats alone.