Health officials are advising Glastonbury festival-goers to take precautions against health risks like alcohol and drug use, STIs, measles, and heat-related illnesses by practicing good hygiene, staying hydrated, and avoiding excessive alcohol. NHS Somerset warns of increased pressures due to Glastonbury and planned strikes, urging people to choose services wisely and take steps to stay healthy in warm weather. Drivers are cautioned to follow official signs, not rely on sat-navs, and check vehicles before heading to Glastonbury to avoid travel chaos and delays. Organizers of the Green Day concert in Glasgow have issued a warning about potential hearing damage and health risks associated with loud noises and special effects at the event. Additionally, festival-goers are reminded of the health hazards at Glastonbury, including dehydration, tinnitus from loud music, and food poisoning, emphasizing the importance of staying hydrated and protecting hearing to avoid health issues during the event.