Sunburn and mosquitoes are the worst threat to your health so carry sunscreen lotion and mosquito repellent. The threat of contracting Hepatitis A is low but it’s better to be careful and it’s recommended to take the necessary shot before leaving home. Fresh water lakes and streams are often polluted so avoid going in for a dip. It’s safe to drink tap water though if you’re venturing into the rural areas, carry bottled water.
Medical facilities are easily available especially in and around San Juan. There are a number of government as well as private hospitals. However, health services are fairly expensive.
Crime is on the increase and is mostly linked to drugs trafficking. Car theft is a common occurrence so remember to lock your car and set the alarm. A safer though tiring option is to use the public transport system.
San Juan is not a safe area to venture out at night. Women travellers should take extra care and always move around in a group and steer clear of Condado beach at night. A number of thefts take place on beaches, even in daytime. So it’s advisable not to leave your belongings lying around.