Great thanks are due to Khan et al1 for nicely addressing in their study the beneficial metabolic effects of Ramadan fasting (RF) in patients with type 2 diabetes mellitus (DM). Though no studies assessing similar effects in patients with type 1 DM are yet present, the available data pointed out that RF is not harmful, and has no adverse effects on the heart, lung, liver, kidneys, eyes, hematol...
