Dr Ahmed Attah, a Clinical Hematologist said people should endeavour to engage in one exercise or the other at least once in a week or twice in a month. Breaking a sweat is about more than burning calories. Studies show that increased levels of physical activity are connected to higher levels of happiness. Exercise tends to help mitigate the symptoms of some mental illnesses as well.play Breaking a sweat is about more than burning calories. Studies show that increased levels of physical activity are connected to higher levels of happiness. Exercise tends to help mitigate the symptoms of some mental illnesses as well. Dr Ahmed Attah, a Clinical Hematologist, on Saturday, urged Nigerians to make exercise a regular discipline to continue to be physically fit and mentally strong. Attah, who is also the Special Adviser to Gov. Yahaya Bello of Kogi on Health Matters, gave the advice in an interview with News Agency of Nigeria (NAN) after a Health Walk to Mount Patti in Lokoja. Accordin...