In many workplaces, calling in sick for short-term illnesses like a cold or the flu doesn’t require a doctor’s note. Employers understand that not every illness warrants a trip to the doctor, especially for mild cases. In fact, most companies have policies that allow employees to take a certain number of sick days without needing medical documentation. This policy may vary, however, especially if you're out for an extended period or if sick leave becomes a frequent occurrence. For example, some employers might ask for a doctor’s note if you're out for three or more consecutive days, or if they suspect that sick leave is being abused. It’s always best to check your company’s specific guidelines regarding sick days and documentation. When calling in sick, make sure to inform your employer as early as possible, clearly stating that you're not feeling well and need to rest and recover. If you believe you’ll need more than a day or two, communicate that early on to help your employer plan for your absence. Even without a doctor’s note, being responsible in how you handle your sick days—by staying in contact with your employer and being clear about your symptoms—can help maintain trust and professionalism.