Feeling giddy with a blood pressure of 150/90 may be related to uncontrolled Hypertension, and repeated fungal infections can sometimes be linked to issues like high blood sugar or low immunity. It is important to get your blood pressure monitored regularly and check your blood sugar levels as well. Maintain good hygiene, avoid excess sugar in your diet, and follow a healthy lifestyle. Please consult a doctor for proper evaluation and treatment to control both your BP and recurrent infections.