An RT-PCR test detects the Covid-19 Virus in real-time through reverse transcription-polymerase chain reactions. RT PCR testing is a must for travelers, so make sure to schedule same-day Covid testing when you are traveling. NX Healthcare offers same-day Covid testing to assist travelers. It takes only a few minutes to sample using the Covid-19 PCR home test kit. For more information, contact us at 020 8168 7100 or visit the website: https://www.nxhealthcare.co.uk/rt-pcr-test-with-travel-certificate/