Why Is Everyone Around Me Sick?
Immunity experts explain why summer colds are returning with a vengeance.
Voices
Viruses
Browse More Topics
InfographicMen's HealthGenderEye HealthChronic IllnessTransgender CareVital SignsClinical TrialsRehabTreatmentMaternal HealthMultiple SclerosisDrugs & AlcoholRecoveryCold SeasonCaregivingExerciseVaccinesACAAudiologyEating DisordersPrescriptionsDoctors & PatientsCultureShotsDigestionAddictionTraumaRetail ClinicTelehealthFood DiaryDental CareHormonesKinda AwkwardhowCBDThe Psychology of Being a PatientInsomniaListsRxPost-OpHistoryWaitingCheckupdisability rightsBenefitsMedical MarijuanaMedical RecordsFertilitySeasonalFluSurgeryvaccineAnimalsWomen's HealthStomach IssuesMenstrual HealthHealthcareReproductive HealthSports MedicineHeart HealthDiagnosisPatient DiariesCOVID-19BotoxVolunteeringFollow-UpHospital StaysBirth ControlMedicationUrgent CareCosmeticPostpartumDepressionTechWe've All Been ThereTestingNutritionWellnessAppointment PrepIUDsCBTFeatureMed SchoolEmergency CareGut HealthPaperworkGynecologyPainAllergiesVirusestravelhearingContraceptiveCOVID VaccineBody SizeWorkout DiaryPreventive CareCoronavirusDermatologyI've taken thatInjuriesPatient ResearchadaAnxiety1Q5A'sPatient's RightsCOVIDHealth InsuranceLyme DiseaseSleepMental HealthSkincareLaborPTSDLGBTQ+Ear HealthShinglesInjuryGeneticsAutoimmunePediatric CarePregnancyNewsaccessibilityPain ReliefMedical BillsWeightOp-EdEnvironmental HealthListclimate changeEthicsNervous SystemSexual HealthPublic HealthVideo VisitsPediatricsResearchRaceTherapyDataLGBTQQ&AInfectious DiseaseZoctrendsPrimary Care