Every single morning, ophthalmologist Dr Susan Sarangapani, pictured, does two things without fail: she applies SPF50 sunscreen on her face, arms and hands – then puts on sunglasses.Every single morning, ophthalmologist Dr Susan Sarangapani, pictured, does two things without fail: she applies SPF50 sunscreen on her face, arms and hands – then puts on sunglasses.Read MoreHealth News | Mail Online