Hii , Welcome To HCM & Thanks For Asking Your Query Here As you are going through the last few weeks of your pregnancy it is not unusual to sweat a lot in this condition due to hormonal changes and high metabolic rate of your body , Sweating may also be related to climate , temperature a your physical activity if your nausea is mild and occasional is not a serious issue , for this you should Eat small meals ,Avoid eating right before bed ,Try to avoid foods causing nausea , Don t take caffeine ,Get enough rest , Drink plenty of water but if u have repeated nausea especially if accompanied by frequent vomiting you should immediately contact your Obs/ Gyne As you are so close to labor it is important for you to keep yourself ready for it and if you are having severe nausea & vomiting with abdominal cramps immediately contact your Ob/GYn I hope it help Thanks & Get well Soon