Covid-19 broke the charts. Decades from now, the pandemic will be visible in the historical data of nearly anything measurable today: an unmistakable spike, dip or jolt that officially began for ...

As with most medications, it can cause side effects. Some side effects, such as headaches, nausea, and stomach pain, are common and mild, while others are more severe and require medical attention. 1.

While melatonin is generally considered safe, taking too much may lead to unexpected side effects. Here's what you need to know before adding melatonin to your nightly routine. Though mild, headaches ...