Further information and advice can be found on the NHS Eat well webpage. 1.3.4 Advise pregnant women to limit their oily fish to no more than 2 portions per week and to avoid marlin, shark and swordfish. Further information and advice on oily fish consumption can be found on the NHS Eat well 1.3.5 Take account of a person's individual circumstances for example, drug therapy, comorbidities and other lifestyle modifications when giving dietary advice. [2014] 1.3.6 Advise and support people at high risk of or with CVD to achieve a healthy diet in line with NICE's guideline on behaviour change: general Physical activity 1.3.7 Advise people at high risk of or with CVD to do the following every week: at least 150 minutes of moderate intensity aerobic activity or 75 minutes of vigorous intensity aerobic activity or a mix of moderate and vigorous aerobic activity in line with national guidance for the general population (see the UK Chief Medical Officers' physical activity guidelines for more information). [2008, amended 2014] 1.3.8 Advise people to do muscle-strengthening activities on 2 or more days a week that work all major muscle groups (legs, hips, back, abdomen, chest, shoulders and arms) in line with national guidance for the general population (see the UK Chief Medical Officers' physical activity guidelines for more information). [2014] 1.3.9 Encourage people who are unable to perform moderate-intensity physical activity because of comorbidity, medical conditions or personal circumstances to exercise at their maximum safe capacity. [2008, 1.3.10 Advice about physical activity should take into account the person's needs, preferences and circumstances. 