summer too much exercise this popped up on my radar earlier today this popped up on my radar earlier today http://www.dailymail.co.uk/health/ar...cientists.html a new story the other day summer http://www.dailymail.co.uk/health/ar...cientists.html http://www.dailymail.co.uk a new story the other day this popped up on my radar earlier today this popped up on my radar earlier today this popped up on my radar earlier today Scientists now say that excess exercise can hurt the heart this popped up on my radar earlier today this popped up on my radar earlier today Telegraph