Cardiovascular disease strategies. A 2015 Cochrane Review found some evidence that interventions aiming to reduce more than one cardiovascular risk factor may have beneficial effects on blood pressure, body mass index and waist circumference; however, evidence was limited and the authors were unable to draw firm conclusions on the effects on cardiovascular events and mortality. For adults without a known diagnosis of hypertension, diabetes, hyperlipidemia, or cardiovascular disease, routine counseling to advise them to improve their diet and increase their physical activity has not been found to significantly alter behavior, and thus is not recommended. Another Cochrane review suggested that simply providing
Saturated fat and cardiovascular disease and cardiovascular disease." Recommendations for dieticians emphasized using mono- and polyunsaturated fats whenever possible, avoiding trans fats. Further, "The evidence against saturated fat may not be as strong as dietary guidelines have interpreted [it is clear] that PUFAs (especially) and MUFAs are healthy fats", and that while there is room for saturated fats within the diet, but "[they] should not be viewed as good for you". A 2010 review found that the risk of coronary heart disease is reduced when saturated fatty acids are replaced with polyunsaturated fatty acids, but there was no clear benefit in replacing saturated fatty acids